{"product_id":"marco-mainspring-276-for-waltham-6-ligne-model-678-679-no-2251-steel","title":"Marco Mainspring #276 for Waltham 6¾ ligne Model 678, 679 No. 2251 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eMainspring #276 for \u003cstrong\u003eWaltham\u003c\/strong\u003e 6¾ x 8 ligne Model 678, 679 movements, Factory No. 2251, steel, new in envelope. See images for precise mainspring specifications.\u003cstrong\u003e \u003c\/strong\u003el likely have several of these so the one you get may differ slightly from the images. I specialize is 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":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":48892886876468,"sku":"PMA-CEM0276S-09","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-09-1219.13.12.jpg?v=1757729794","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-276-for-waltham-6-ligne-model-678-679-no-2251-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}