{"product_id":"watch-craft-mainspring-3064w-for-buren-536-540-general-110-eta-1070-alloy","title":"WATCH-CRAFT Mainspring 3064W for Buren 536, 540, General 110, ETA 1070 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eWATCH-CRAFT \u003c\/strong\u003eMainspring 3064W for Buren\u003cstrong\u003e \u003c\/strong\u003e536 - 540, General 110, ETA 1070, 1170 caliber movements, and perhaps others, alloy, 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":48885460959540,"sku":"PMS-CEM3064WA-09","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-09-0717.50.05.jpg?v=1757292815","url":"https:\/\/www.vintagetimeparts.com\/products\/watch-craft-mainspring-3064w-for-buren-536-540-general-110-eta-1070-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}