{"product_id":"samson-mainspring-no-10185-for-valjoux-caliber-54-55-61-chronograph-steel","title":"Samson Mainspring No. 10185 for Valjoux caliber 54, 55, 61 Chronograph - Steel","description":"\u003cp\u003e\u003cstrong\u003eSamson \u003c\/strong\u003eNo. 10185 steel mainspring for Valjoux caliber 54, 55, 61 \u0026amp; Breitling caliber 109 chronographs and perhaps others, 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 an adequate job of representing the item.\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":47452701294900,"sku":"PMS-SAM10185S-09","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/3235191710.jpg?v=1705292464","url":"https:\/\/www.vintagetimeparts.com\/products\/samson-mainspring-no-10185-for-valjoux-caliber-54-55-61-chronograph-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}