{"product_id":"marco-mainspring-2768-for-blancpain-41-mst-379-404-steel","title":"Marco Mainspring #2768 for Blancpain 41, MST 379 - 404 - Steel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eMainspring No. 2768 for Blancpain caliber 41 and MST caliber 379 to 404 plus perhaps similar ébauche watches, steel, 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\/span\u003e\u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":48898090402100,"sku":"PMS-CEM2768S-09","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-09-1909.46.26.jpg?v=1758300431","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-2768-for-blancpain-41-mst-379-404-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}