{"product_id":"hr-nivastar-mainspring-g604-for-universal-128-129-262-263-as-954-alloy","title":"HR Nivastar Mainspring G604 for Universal 128, 129, 262, 263, AS 954 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eNivastar\u003c\/em\u003e\u003cstrong\u003e \u003c\/strong\u003eMainspring G604 for Universal caliber 128, 128, 262, 263 and AS caliber 954 movements, alloy, new in envelope. See images for precise mainspring specifications. I specialize is 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":"HR","offers":[{"title":"Default Title","offer_id":49341180707124,"sku":"PMS-HRNSG604A-10","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-10-2020.48.28.jpg?v=1792554668","url":"https:\/\/www.vintagetimeparts.com\/products\/hr-nivastar-mainspring-g604-for-universal-128-129-262-263-as-954-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}