{"product_id":"marco-mainspring-no-3089-for-eta-1051-1052-font-181-183-207-steel","title":"Marco Mainspring #3089 for ETA 1051, 1052, Font 181, 183, 207 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eNo. 3089 steel mainspring for ETA 1051, 1052, Font 181, 183, 207 caliber movements, and perhaps even more as well, 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":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":49059903308084,"sku":"PMS-CEM3089S-03","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-03-1010.19.55.jpg?v=1773163332","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-no-3089-for-eta-1051-1052-font-181-183-207-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}