{"product_id":"marco-mainspring-3232-for-longines-caliber-10-85-10-68n-steel","title":"Marco Mainspring #3141 for Longines Caliber 10.85, 10.68N - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eMainspring #3141 for \u003cstrong\u003eLongines\u003c\/strong\u003e caliber 10.85, 10.68N movements, and perhaps others, T-end, steel, new in 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 an adequate job of representing the item.\u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":49165254361396,"sku":"PMS-CEM3141S-06","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-06-1711.24.45.jpg?v=1781720849","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-3232-for-longines-caliber-10-85-10-68n-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}