{"title":"Benrus","description":"","products":[{"product_id":"benrus-travel-clock-alarm-mainspring-723-made-by-fitrite","title":"Benrus Travel Clock Alarm Mainspring #723 made by FITRITE","description":"\u003cp\u003e\u003cstrong\u003eFITRITE\u003c\/strong\u003e Mainspring for Benrus Travel Clock Alarm, #723, from the 1930's and 1940's (and perhaps beyond).  Could also very well fit in other clocks and perhaps even some watches.  See image for precise mainspring characteristics. I specialize is hard to find watch \u0026amp; clock parts and all parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Fitrite","offers":[{"title":"Default Title","offer_id":47451745157428,"sku":"CMS-BEN0723-11","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/984399962.jpg?v=1705269865"},{"product_id":"sandsteel-mainspring-for-central-watch-co-benrus-6-0s-steel","title":"Sandsteel Mainspring for Central Watch Co (Benrus) 6\/0s - Steel","description":"\u003cp\u003e\u003cstrong\u003eSandsteel\u003c\/strong\u003e Mainspring for \u003cstrong\u003eCentral \u003c\/strong\u003eWatch Co 6\/0s movements, Hole End, Steel, new in envelope. Central Watch Co. was a secondary watch line produced by Benrus in the 1920s and '30s so it's quite possible these might also fit some Benrus Models. See image for precise characteristics. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Some of the envelopes are pretty distressed but the contents are intact. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Sandsteel","offers":[{"title":"Default Title","offer_id":47451758854452,"sku":"PMS-BEN60SS-01","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/982813977.jpg?v=1705270510"},{"product_id":"marathon-mainspring-512-for-benrus-ap-peseux-150-steel","title":"Marathon Mainspring #512 for Benrus AP \u0026 Peseux 150 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarathon \u003c\/strong\u003esteel mainspring No. 512 for \u003cstrong\u003eBenrus\u003c\/strong\u003e AP and \u003cstrong\u003ePeseux\u003c\/strong\u003e caliber 150 \u003cspan style=\"font-size: 14px;\"\u003eplus perhaps other similar ébauche \u003c\/span\u003ewrist watches.  See images for precise mainspring specifications.  I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Marathon","offers":[{"title":"Default Title","offer_id":47451762164020,"sku":"PMS-MAR0512S-09","price":2.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/846536856.jpg?v=1705270802"},{"product_id":"bestfit-mainspring-4513g-for-font-120-bulova-6ah-6am-benrus-cr-cy-alloy","title":"BESTFIT Mainspring 4513G for Font 120, Bulova 6AH, 6AM, Benrus CR, CY - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 4513G for Font 120, 60, Bulova 6AH \u0026amp; 6AM, Benrus CR \u0026amp; CY movements, plus perhaps similar ébauche watches, white alloy. I likely have several of these so the one you get may vary slightly from the images. See images for precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451766456628,"sku":"PMS-BEST4513GA-11","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/486765781.jpg?v=1705270966"},{"product_id":"hr-mainspring-no-498-for-bulova-benrus-as-5-6-ligne-movements","title":"HR Mainspring No. 498 for Bulova, Benrus \u0026 AS 5 \u0026 6 ligne movements - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003eNo. 498 steel mainspring for several AS based 5 \u0026amp; 6 ligne wrist watches; Bulova caliber 5AB-AC-AL-AX \u0026amp; 6AL, Benrus caliber Q and AS caliber 976, 969, 1012, 1025 movements. See images for precise calibers supported and mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47451776352564,"sku":"PMS-HR0498S-11","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/501144005.jpg?v=1705271389"},{"product_id":"hr-mainspring-no-414-for-benrus-w-eta-761-movements-steel","title":"HR Mainspring No. 414 for Benrus W \u0026 Eta 761 movements - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003eNo. 414 steel mainspring for Benrus W and Eta \u003cspan class=\"st\"\u003e\u003c\/span\u003e761 caliber movements, new in (distressed) envelope. See images for precise calibers supported and mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed.  Images do a pretty good job of representing the item. \u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47451776450868,"sku":"PMS-HR0414S-11","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/501198881.jpg?v=1705271399"},{"product_id":"robusta-mainspring-no-1189-for-benrus-caliber-bn-steel","title":"Robusta Mainspring No. 1189 for Benrus caliber BN - Steel","description":"\u003cp\u003e\u003cstrong\u003eRobusta\u003c\/strong\u003e No. 1189 steel mainspring for \u003cstrong\u003eBenrus\u003c\/strong\u003e caliber \u003cstrong\u003eBN\u003c\/strong\u003e bracelet movement and perhaps others, new in envelope.  See images for precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Robusta","offers":[{"title":"Default Title","offer_id":47451799093556,"sku":"PMS-ROB1189S-05","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1063773701.jpg?v=1705272165"},{"product_id":"bestfit-mainspring-212e-for-bulova-5ae-eta-980-benrus-ay-otero-25-alloy","title":"BESTFIT Mainspring 212E for Bulova 5AE, ETA 980-982, Benrus AY, Otero 25 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 212E for \u003c\/span\u003eBulova 5AE, ETA 980 to 982, 986 to 989, Benrus AY, Otero 25 caliber \u003cspan style=\"font-size: 14px;\"\u003emovements, plus perhaps similar ébauche watches, white alloy, new in envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451806138676,"sku":"PMS-BEST212EA-05","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/3322960823.jpg?v=1705272424"},{"product_id":"bestfit-mainspring-515c-for-as-976-1012-bulova-5ab-5ac-6al-witt-5s-5sn-5w-alloy","title":"BESTFIT Mainspring 515C for AS 976, 1012, Bulova 5AB, 5AC, 6AL, Benrus Q - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 515C for A.S. 976, 1012, Benrus Q, Bulova 5AB, 5AC, 6AL plus perhaps similar ébauche watches, white alloy. I've seen it noted that it will also fit an Elgin grade 700. See images for precise characteristics. \u003cspan style=\"font-size: 14px;\"\u003eI likely have several of these so the one you get may vary slightly from the images.\u003c\/span\u003e I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451810660660,"sku":"PMS-BEST515CA-12","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1149163348.jpg?v=1705272506"},{"product_id":"bestfit-mainspring-511p-for-benrus-ar-at-ay-bd-eta-765-766-etc-alloy","title":"BESTFIT Mainspring 511P for Benrus AR, AT, AY, BD, ETA 765, 766, etc - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 511P for Benrus AR-AT AY \u0026amp; BD, Wittnauer 7TN, Bulova 4AE, 4AH, ETA 765, 766, Font 28, 71, 175, 186, 191, 196, 204, 215, 221, 232, 218, 711 caliber movements, plus perhaps similar ébauche watches, white alloy, new in dirty envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a suitable job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451810824500,"sku":"PMS-BEST511PA-11","price":6.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1105797586.jpg?v=1705272516"},{"product_id":"bestfit-mainspring-510m-for-buren-caliber-410-470-benrus-r-alloy","title":"BESTFIT Mainspring 510M for Buren 410, 470, FEF 350, 380, Gruen 545, Benrus R - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 510M for Buren 410 \u0026amp; 470, Fleurier 350, 380, Gruen 545, Benrus \"R\" caliber movements and perhaps similar ébauche watches, white alloy, new in envelope. \u003cspan style=\"font-size: 14px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSee images for precise characteristics.\u003c\/span\u003e I likely have several of these so the one you get may vary slightly from the image.\u003c\/span\u003e I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451837137204,"sku":"PMS-BEST510MA-05","price":8.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/939204599.jpg?v=1705272798"},{"product_id":"newall-mainspring-1610n-for-bulova-5ab-8en-benrus-ae-pesaux-140-alloy","title":"NEWALL Mainspring #1610N for Bulova 5AB, 8EN, Benrus AE, Peseux 140, Hamilton 761, 780 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eNEWALL \u003c\/strong\u003eMainspring #1610N for Bulova 5AB, 8EN, Benrus AE, Peseux 140, Hamilton 761, 780, and a whole bunch of AS calibers (976, 969, 1012, 475), plus perhaps other similar ébauche watches, GR Ref 3562, new in envelope. See images for precise mainspring specifications and supported calibers. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"NEWALL","offers":[{"title":"Default Title","offer_id":47451838546228,"sku":"PMS-NEW1610NA-07","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/602000219.jpg?v=1705272816"},{"product_id":"bestfit-mainspring-514a-for-eta-2412-benrus-ae-and-many-more-alloy","title":"BESTFIT Mainspring 514A for Elgin 700, ETA 2412, Benrus AE, MST 366, 389 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 514A\u003cem\u003e \u003c\/em\u003efor ETA 2412, Benrus AE, Elgin 700, MST 366, 389, KF 13.20, Gubelin A1003 plus perhaps other similar ébauche watches, white alloy, new in envelope. \u003cspan style=\"font-size: 14px;\"\u003eSomeone has marked on one that they are also good in a Hamilton 750. See image for precise mainspring specifications. I have several of these so the one you get may vary slightly from the images.\u003c\/span\u003e I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451871936820,"sku":"PMS-BEST514AA-06","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-06-08_11.47.02.jpg?v=1780944446"},{"product_id":"bestfit-mainspring-513c-for-cyma-tavannes-384-eta-36-benrus-ap-recta-m-alloy","title":"BESTFIT Mainspring 513C for Cyma \/ Tavannes 384, ETA 746, Benrus AP \u0026 Recta M - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 513C for Cyma \/ Tavannes 384, ETA 746, Bulova 4AM, Benrus BU \u0026amp; AP and Recta M movements, plus perhaps similar ébauche watches, white alloy. I likely have several of these so the one you get may vary slightly from the image. See image for precise characteristics.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451872919860,"sku":"PMS-BEST513CA-12","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/668523928.jpg?v=1705273198"},{"product_id":"nuvigor-mainspring-no-20-for-bulova-4at-4fl-gruen-benrus-steel","title":"NuVigor Mainspring No. 20½ for Bulova 4AT \u0026 4FL, Gruen \u0026 Benrus - Steel","description":"\u003cp\u003e\u003cstrong\u003eNuVigor \u003c\/strong\u003eNo. 20½ steel mainspring for \u003cstrong\u003eBulova \u003c\/strong\u003ecaliber 4AT \u0026amp; 4FL, Gruen 307, 327, 328, 329 and Benrus 4½ ligne movements, and quite likely others. Steel, new in envelope. See images for precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed.  Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"NuVigor","offers":[{"title":"Default Title","offer_id":47451880882484,"sku":"PMS-NUV0205S-01","price":2.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/678483145.jpg?v=1705273345"},{"product_id":"bestfit-mainspring-714e-for-a-s-1023-1030-gp-88-benrus-af-alloy","title":"BESTFIT Mainspring 714E for AS 964, 1006, 1023, GP 88, Benrus AF - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 714E \u003cem\u003e\u003c\/em\u003efor AS 964, 1006, 1023, 1030, Benrus AF, Bulova 7AD, 7AM, Kurth 340, 360 and Girard Perregaux 88 caliber movements plus perhaps similar ébauche watches, white alloy. See image for precise characteristics. I likely have several of these so the envelopes may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451896906036,"sku":"PMS-BEST714EA-03","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/4023723157.jpg?v=1705274147"},{"product_id":"rezista-mainspring-no-122-for-benrus-l-movements-steel","title":"Rezista Mainspring No. 122 for Benrus L movements - steel","description":"\u003cp\u003e\u003cstrong\u003eRezista \u003c\/strong\u003eNo. 122 steel mainspring for Benrus L movements, and quite likely many others. See images for precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed.  Images do a pretty good job of representing the item.  plethora  \u003cbr\u003e\u003c\/p\u003e","brand":"Rezista","offers":[{"title":"Default Title","offer_id":47451898708276,"sku":"PMS-REZ0122S-04","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/815149259.jpg?v=1705274261"},{"product_id":"bestfit-mainspring-512e-for-gruen-915-917-benrus-bn-mst-323-422-osco-70-alloy","title":"BESTFIT Mainspring 512E for Gruen 915 - 917, Benrus BN,  MST 323, 422, OSCO 70 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 512E suitable for Gruen caliber 915, 916, 917, BIDL caliber 934, OSCO caliber 70, Benrus BN and MST caliber 323, 422, plus perhaps many other similar ébauche watches, white alloy, new in envelope. See image for precise characteristics. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451899822388,"sku":"PMS-BEST512EA-04","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/820055471.jpg?v=1705274374"},{"product_id":"hr-nivastar-mainspring-g429a-for-wittnauer-11aw-font-62-benrus-y-alloy","title":"HR Nivastar Mainspring G429A for Wittnauer 11AW, Font 62, Benrus Y - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eNivastar\u003c\/em\u003e\u003cstrong\u003e\u003cem\u003e \u003c\/em\u003e\u003c\/strong\u003eNo. G429A alloy mainspring for Font 62, Benrus Y, Unitas 190 \u0026amp; Wittnauer 11AW caliber movements, new in envelope. See images for all calibers supported and precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47451909161268,"sku":"PMS-HRNG429AA-05","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-02-15_11.54.03.jpg?v=1771185311"},{"product_id":"hr-mainspring-for-benrus-caliber-bu-tavannes-caliber-384-6-steel","title":"HR Mainspring for Benrus caliber BU \u0026 Tavannes caliber 384-6 - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR\u003c\/strong\u003e No. 491 steel mainspring for Tavannes caliber 384-6 and Benrus caliber BU bracelet movements and perhaps others, new in envelope. See images for precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47451938357556,"sku":"PMS-HRSR491S-11","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/943610402.jpg?v=1705276521"},{"product_id":"bestfit-mainspring-4513h-for-font-caliber-120-alloy","title":"BESTFIT Mainspring 4513H for Font 64, 120, Bulova 6AM, 6AH, Benrus CR, CY - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 4513H for Font 64, 120, Bulova 6AM, 6AH, Benrus CR,CY caliber movements plus perhaps similar ébauche watches, white alloy, new in envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451938947380,"sku":"PMS-BEST4513HA-11","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-12-20_16.30.23.jpg?v=1766277063"},{"product_id":"bestfit-mainspring-613e-for-as-970-benrus-bp-eta-1250-alloy","title":"BESTFIT Mainspring 613E for AS 970, Benrus BP \u0026 ETA 1250 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 613E for Benrus BP, AS 970 \u0026amp; ETA caliber 1250 movements plus perhaps similar ébauche watches, white alloy.  See images for precise mainspring specifications.    I have several of these so the one you get may differ slightly from the images.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451940585780,"sku":"PMS-BEST613EA-12","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/952057157.jpg?v=1705276741"},{"product_id":"marathon-mainspring-9285-for-benrus-ak-font-155-185-steel","title":"Marathon Mainspring #9285 for Benrus AK \u0026 Font 155 \u0026 185 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarathon \u003c\/strong\u003esteel mainspring No. 9285 for \u003cstrong\u003eBenrus\u003c\/strong\u003e AK plus Font 155 \u0026amp; 185 caliber movements \u003cspan style=\"font-size: 14px;\"\u003eplus perhaps other similar ébauche \u003c\/span\u003ewrist watches.  See images for precise mainspring specifications.  I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Marathon","offers":[{"title":"Default Title","offer_id":47451986723124,"sku":"PMS-MAR9285S-10","price":2.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1070252925.jpg?v=1705278461"},{"product_id":"marathon-mainspring-948-for-benrus-an-ao-font-150-152-166-steel","title":"Marathon Mainspring #948 for Benrus AN \u0026 AO \u0026 Font 150, 152, 166 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarathon \u003c\/strong\u003esteel mainspring No. 948 for \u003cstrong\u003eBenrus\u003c\/strong\u003e AN \u0026amp; AO plus Font 150, 152, 166 caliber movements \u003cspan style=\"font-size: 14px;\"\u003eplus perhaps other similar ébauche \u003c\/span\u003ewrist watches.  See images for precise mainspring specifications.  I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Marathon","offers":[{"title":"Default Title","offer_id":47451986788660,"sku":"PMS-MAR0948S-10","price":2.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1070252940.jpg?v=1705278466"},{"product_id":"bestfit-mainspring-414c-for-benrus-ab-az-bl-michel-382-enicar-210-680-durowe-753-helvetia-110-alloy","title":"BESTFIT Mainspring 414C for Benrus AB, AZ, BL, Michel 382, Enicar 210, 680, Durowe 753, Helvetia 110 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 414C for Bulova 5A, 5AH, 5AK, Benrus AB, AZ, BL, A. Michel 382, Enicar 210, 680, Durowe 753, Helvetia 110 caliber movements plus perhaps similar ébauche watches, white alloy, new in envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451990753588,"sku":"PMS-BEST414CA-06","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/3119836233.jpg?v=1705278673"},{"product_id":"bestfit-mainspring-610k-for-eta-900-1080-benrus-ba-bb-ce-ck-alloy","title":"BESTFIT Mainspring 610K for ETA 900, 1080, Benrus BA, BB, CE, CK, Enicar 410 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 610K for ETA caliber 900, 1080, Enicar 410, Benrus BA, BB, CE, CK, Reconvelier 2321 and Gruen 445 plus perhaps similar ébauche watches, white alloy, new in possibly frail envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a marginally adequate job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47451991605556,"sku":"PMS-BEST610KA-03","price":12.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2553945943.jpg?v=1705278783"},{"product_id":"tru-temper-mainspring-for-bulova-caliber-5ab-6al-benrus-ae-steel","title":"Tru-Temper Mainspring for Bulova caliber 5AB \u0026 6AL + Benrus AE - Steel","description":"\u003cp\u003e\u003cstrong\u003eTru-Temper\u003c\/strong\u003e Mainspring for Bulova\u003cstrong\u003e \u003c\/strong\u003ecaliber 5AB, 6AL, Benrus AE, A.S. 1012, 1127 movements and perhaps others as well, steel, new in envelope. See image for precise specifications. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Tru-Temper","offers":[{"title":"Default Title","offer_id":47451991802164,"sku":"PMS-TTM5ABAL-06","price":2.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1086703688.jpg?v=1705278810"},{"product_id":"hr-evrlast-mainspring-e621-for-ff60-kurth-257-benrus-bi-bm-steel","title":"HR Ev-R-Last Mainspring E621 for FF60, Kurth 257, Benrus BI \u0026 BM - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR Ev-R-last\u003c\/strong\u003e mainspring No E621 for Benrus caliber BI \u0026amp; BM, FF caliber 60, Peseux caliber 220 and Kurth caliber 257 plus perhaps other movements as well, steel, new in envelope. See images for further details and precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47451991966004,"sku":"PMS-HRE621S-06","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1086843363.jpg?v=1705278820"},{"product_id":"hr-evrlast-mainspring-for-benrus-v-unitas-520-steel","title":"HR Ev-R-Last Mainspring E486 for Benrus V \u0026 Unitas 520 - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR Ev-R-last\u003c\/strong\u003e mainspring No E486 for Benrus caliber V, Unitas caliber 520 plus perhaps other watches as well, steel, new in envelope. See images for further data and precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452004254004,"sku":"PMS-HRE0486S-07","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1102627125.jpg?v=1705279294"},{"product_id":"marco-mainspring-no-3190-for-benrus-central-ak-font-154-185-steel","title":"Marco Mainspring No. 3190 for Benrus \/ Central AK \u0026 Font 154, 185 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eNo. 3190 steel mainspring for Benrus \/ Central caliber AK and Font caliber 155, 154-1 \u0026amp; 185 plus perhaps others. See images for precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.  \u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":47452013494580,"sku":"PMS-CEM3190S-07","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1109661064.jpg?v=1705279640"},{"product_id":"robusta-mainspring-no-1188-for-benrus-caliber-bu-steel","title":"Robusta Mainspring No. 1188 for Benrus caliber BU - Steel","description":"\u003cp\u003e\u003cstrong\u003eRobusta\u003c\/strong\u003e No. 1188 steel mainspring for \u003cstrong\u003eBenrus\u003c\/strong\u003e caliber \u003cstrong\u003eBU\u003c\/strong\u003e bracelet movements and perhaps others, new in envelope.  See images for precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Robusta","offers":[{"title":"Default Title","offer_id":47452017754420,"sku":"PMS-ROB1188S-08","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1122948427.jpg?v=1705279741"},{"product_id":"hr-mainspring-no-397-for-benrus-s-venus-125-movements-steel","title":"HR Mainspring No. 397 for Benrus S \u0026 Venus 125 movements - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003eNo. 397 steel mainspring for Benrus S and Venus 125 caliber movements, new in envelope. See images for precise calibers supported and mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed.  Images do a pretty good job of representing the item. \u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452019032372,"sku":"PMS-HR0397S-08","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1131464046.jpg?v=1705279831"},{"product_id":"hr-quick-fit-mainspring-no-k550-for-eta-790-enicar-792-benrus-bp-alloy","title":"HR Quick Fit Mainspring K550 for ETA 790, Enicar 792, Benrus BP - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eQuick Fit \u003c\/em\u003eNo. K550 white alloy mainspring for ETA 790, Langendorf 804 \u0026amp; 806, Enicar 792 \u0026amp; Benrus BP, new in envelope. See images for precise mainspring specifications. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a marginally adequate job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452024209716,"sku":"PMS-HRQFK550A-09","price":7.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1149163462.jpg?v=1705280202"},{"product_id":"bestfit-mainspring-612e-for-eta-caliber-790-enicar-792-benrus-alloy","title":"BESTFIT Mainspring 612E for ETA caliber 790, Enicar 792, Benrus BP, CA - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 612E for ETA 790, Enicar 792, Benrus BP \u0026amp; CA caliber movements plus perhaps similar ébauche watches (ETA 1240), white alloy, new in envelope. See image for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47452024242484,"sku":"PMS-BEST612EA-09","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1149215181.jpg?v=1705280209"},{"product_id":"hr-mainspring-no-485-for-eta-746-1241-bulova-4am-steel","title":"HR Mainspring No. 485 for ETA 746 - 1241, Bulova 4AM, Benrus BN - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003esteel mainspring No. 485 for Bulova 4AM, Benrus BN, Gruen 915, 916, 917 and ETA 746, 1241 caliber movements, new in envelope. See images for precise calibers supported and mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452057796916,"sku":"PMS-HRMS0485S-01","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-01-26_17.07.29.jpg?v=1769476102"},{"product_id":"benrus-factory-stem-for-caliber-dt-new-in-envelope","title":"Benrus Factory stem for caliber DT - new in envelope","description":"\u003cp\u003e\u003cstrong\u003eBenrus\u003c\/strong\u003e factory stem for caliber DT and perhaps other as well, new in envelope. I likely have several of these so the one you get may differ slightly from the images.  I specialize in hard to find watch parts and all watch parts are \nunconditionally guaranteed. If you need a part for a Swiss watch I \nlikely have it so feel free to inquire.  Images do a pretty good job of representing the item.\u003cbr\u003e\u003c\/p\u003e","brand":"Benrus","offers":[{"title":"Default Title","offer_id":47452080537908,"sku":"SWW-BENRUSDT-06","price":4.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1473948104.jpg?v=1705283342"},{"product_id":"rn-mainspring-no-329-for-bulova-8ah-benrus-ax-eta-1000-steel","title":"RN Mainspring No. 329 for Bulova 8AH, Benrus AX, ETA 1000 - steel","description":"\u003cp\u003e\u003cstrong\u003eRN \u003c\/strong\u003emainspring No. 329 for Bulova 8AH, Benrus AX and ETA 1000, 1001SS caliber  movements, steel, new in envelope. See images for  mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"RN","offers":[{"title":"Default Title","offer_id":47452084338996,"sku":"PMS-RNM0329S-10","price":2.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/1502142788.jpg?v=1705283579"},{"product_id":"hr-nivastar-mainspring-g305-for-benrus-ax-bo-record-160-durowe-425-562-alloy","title":"HR Nivastar Mainspring G305 for Benrus AX, BO, Record 160, Durowe 425, 562 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eNivastar\u003c\/em\u003e\u003cstrong\u003e \u003c\/strong\u003eMainspring No. G305 for Benrus AX, BO, Record 160, Durowe 425, 562 caliber movements, alloy, new in envelope. See images for all calibers supported and precise mainspring specifications. I likely have several of these so the one you get may differ slightly form the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452140962100,"sku":"PMS-HRNSG305A-05","price":8.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2110622240.jpg?v=1705285633"},{"product_id":"bestfit-mainspring-610m-for-benrus-ba-bb-mst-365-368-alloy","title":"BESTFIT Mainspring 610M for Benrus BA, BB \u0026 MST 365, 368 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 610M for Benrus BA, BB and MST 365, 368 plus perhaps similar ébauche watches, white alloy.  See image for precise characteristics.  I likely have several of these so the one you get may differ slightly from the images.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47452178907444,"sku":"PMS-BEST610MA-09","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2228573174.jpg?v=1705285971"},{"product_id":"bestfit-mainspring-615c-for-as-caliber-969-benrus-u-alloy","title":"BESTFIT Mainspring 615C for AS caliber 969 \u0026 Benrus U - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eBESTFIT \u003c\/strong\u003eMainspring 615C for AS 969 \u0026amp; Benrus \"U\" caliber movements plus perhaps similar ébauche watches, white alloy, new in dirty envelope.  See image for precise characteristics.  I likely have several of these so the one you get may differ slightly from the images.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"BESTFIT","offers":[{"title":"Default Title","offer_id":47452181496116,"sku":"PMS-BEST615CA-05","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2245987499.jpg?v=1705286024"},{"product_id":"hr-quick-fit-mainspring-no-k556-for-benrus-bm-ea-puw-80-as-1299-alloy","title":"HR Quick Fit Mainspring K556 for Benrus BM, EA, PUW 80, AS 1299 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR Quick Fit \u003c\/strong\u003eNo. K556 white alloy mainspring for Benrus BM, EA, PUW 80, Font 60 and AS 1299 caliber movements, new in envelope.  See images for precise mainspring specifications.  I likely have several of these so the one you get may differ slightly from the images.  I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452201713972,"sku":"PMS-HRQFK556A-05","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2266931747.jpg?v=1705286197"},{"product_id":"swartchild-black-shield-mainspring-for-6-0s-benrus-1939-steel","title":"Swartchild Black Shield Mainspring for 6\/0s Benrus 17j 1939 - Steel","description":"\u003cp\u003e\u003cstrong\u003eSwartchild \u003c\/strong\u003e\u003cem\u003eBlack Shield\u003c\/em\u003e Mainspring #441143 for 6\/0s \u003cstrong\u003eBenrus\u003c\/strong\u003e 17j \"1939\" wrist watch, steel, new in envelope. See images for precise mainspring specifications. A little puzzled by the \"1939\" as this is not related to a specific caliber, but given how Benrus watches were assembled and put into US made cases, I'm betting this will fit just about any early 17j 6\/0s Benrus from that vintage. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Swartchild","offers":[{"title":"Default Title","offer_id":47452263416116,"sku":"PMA-SW441143S-08","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2380432034.jpg?v=1705286934"},{"product_id":"hr-quick-fit-mainspring-k601-for-eta-810-benrus-dm-brac-101-102-alloy","title":"HR Quick Fit Mainspring K601 for ETA 810, Benrus DM, Brac 101, 102 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eQuick Fit\u003c\/em\u003e\u003cstrong\u003e \u003c\/strong\u003eMainspring K601 \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003efor ETA 810, Benrus DM, Brac 101, 102 \u0026amp; Cupillard 256 caliber movements plus perhaps similar ébauche watches, white alloy, new in envelope. See images for precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452267970868,"sku":"PMS-HRQFK601A-09","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2406831806.png?v=1705287005"},{"product_id":"cr-mainspring-568d-for-bulova-caliber-3ab-3al-benrus-s-steel","title":"CR Mainspring 568D for Bulova caliber 3AB, 3AL, Benrus S - Steel","description":"\u003cp\u003eCharles Robert Mainspring No.568D for Bulova caliber 3AB, 3AL, Benrus S,  steel, new in envelope.  See image for precise specifications. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Charles Robert","offers":[{"title":"Default Title","offer_id":47452318466356,"sku":"PMS-CRMS568DS-08","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2478389700.jpg?v=1705287232"},{"product_id":"cr-mainspring-564-for-benrus-caliber-w-steel","title":"CR Mainspring 564 for Benrus caliber W - Steel","description":"\u003cp\u003eCharles Robert Mainspring No. 564 for Bensur caliber W,  steel, new in envelope.  See image for precise specifications. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Charles Robert","offers":[{"title":"Default Title","offer_id":47452323938612,"sku":"PMS-CRMS564S-08","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2481223751.jpg?v=1705287303"},{"product_id":"hr-mainspring-no-429b-for-font-61-120-123-benrus-ab-as-1240-steel","title":"HR Mainspring No. 429B for Font 61, 120, 123, Benrus AB, AS 1240 - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003eNo. 429B mainspring for Font 61, 120, 123, Benrus AB \u0026amp; AS 1240 caliber movements, steel, new in envelope. See images for all calibers supported and precise mainspring specifications.  I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a satisfactory job of representing the item. \u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452352577844,"sku":"PMS-HR0429BS-09","price":2.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2564377143.jpg?v=1705287755"},{"product_id":"hr-nivastar-mainspring-g237-for-omega-19-4-eta-980-otero-25-alloy","title":"HR Nivastar Mainspring G237 for Omega 19.4, ETA 980, Otero 25, Benrus AY - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eHR Nivastar \u003c\/strong\u003eMainspring G237 for Omega caliber 19.4, ETA 980, Otero 25 \u0026amp; Benrus AY plus perhaps many more similar ébauche watches, alloy, new in envelope. See images for precise characteristics. I likely have several of these so the one you get may differ slightly from the images. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452357525812,"sku":"PMS-HRNSG237A-09","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2566423899.jpg?v=1705287817"},{"product_id":"pm-mainspring-for-font-155-benrus-ak-steel","title":"PM Mainspring for Font 155 \u0026 Benrus AK - Steel","description":"\u003cp\u003e\u003cstrong\u003ePM \u003c\/strong\u003esteel mainspring for \u003cstrong\u003eBenrus\u003c\/strong\u003e caliber AK and \u003cem\u003eFont\u003c\/em\u003e caliber 155 movements and perhaps others, new in envelope.  See images for precise mainspring specifications.  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"PM","offers":[{"title":"Default Title","offer_id":47452421095732,"sku":"PMS-PMSFF155S-12","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2807781442.jpg?v=1705288775"},{"product_id":"hr-quick-fit-mainspring-k622-for-benrus-cz-eta-2325-2340-as-970-1156-alloy","title":"HR Quick Fit Mainspring K622 for Benrus CZ, ETA 2325, 2340, AS 970, 1156 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eHR Quick Fit \u003c\/strong\u003eMainspring K622 for ETA 2325, 2340, AS 970, 1156, Fleurier 230 \u0026amp; Benrus CZ plus perhaps similar ébauche watches, white alloy.  See images for precise characteristics.  My notes indicate the AS1156 was used in the Elgin Grade 747 so it will fit that too.  I likely have several of these so the one you get may differ very slightly from the images\u003cspan style=\"font-size: 14px;\"\u003e.\u003c\/span\u003e  I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003c\/span\u003e\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452427419956,"sku":"PMS-HRQFK622A-12","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2810819793.jpg?v=1705288840"},{"product_id":"hr-quick-fit-mainspring-no-k429b-for-font-61-120-123-benrus-ab-as-1240-alloy","title":"HR Quick Fit Mainspring No. K429B for Font 61, Benrus AB \u0026 AS 1240 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eQuick Fit \u003c\/em\u003eMainspring No. K429B for Font 61, Benrus AB \u0026amp; AS 1240 caliber movements, alloy, new in envelope. See images for all calibers supported and precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a satisfactory job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452433744180,"sku":"PMS-HRQFK429BA-12","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/2816555701.jpg?v=1705288929"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/collections\/benrus.png?v=1766204230","url":"https:\/\/www.vintagetimeparts.com\/collections\/benrus.oembed?page=8","provider":"Vintage Time Parts","version":"1.0","type":"link"}