{"product_id":"watch-craft-mainspring-3259w-for-as-1017-gp-25-43-alpina-447-alloy","title":"WATCH-CRAFT Mainspring 3259W for AS 1017, GP 25, 43, Alpina 447, Enicar 210 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eWATCH-CRAFT \u003c\/strong\u003e\u003cem\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/em\u003ealloy mainspring 3259W for AS 1017, Girard Perregaux 25, 43, Alpina 447, Enicar 210, Bulova 4AR, 4AU, 4AX, 5AK caliber movements, new in envelope. See images for all calibers supported and precise mainspring specifications. 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 a pretty good job of representing the item.\u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":48907310661940,"sku":"PMS-CEM3259WA-09","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-09-2713.43.46.jpg?v=1759006135","url":"https:\/\/www.vintagetimeparts.com\/products\/watch-craft-mainspring-3259w-for-as-1017-gp-25-43-alpina-447-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}