{"product_id":"watch-craft-mainspring-4250w-for-pierce-caliber-812-alloy","title":"WATCH-CRAFT Mainspring 4250W for Pierce caliber 812 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eWATCH-CRAFT \u003c\/strong\u003e\u003cem\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/em\u003ealloy mainspring 4250W for Pierce caliber 812 movements, plus perhaps similar ébauche watches, new in envelope. See images for 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":49000479719732,"sku":"PMS-CEM4250WA-01","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-01-1915.33.49.jpg?v=1768865812","url":"https:\/\/www.vintagetimeparts.com\/products\/watch-craft-mainspring-4250w-for-pierce-caliber-812-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}