{"product_id":"nurezista-mainspring-728-for-hampden-3-0s-factory-no-9696-alloy","title":"NuRezista Mainspring #728 for Hampden 3\/0s Factory No. 9696 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eNuRezista \u003c\/strong\u003eMainspring #728 for \u003cstrong\u003eHampden \u003c\/strong\u003e3\/0, Factory No. 9696, alloy, 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 is hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"NuRezista","offers":[{"title":"Default Title","offer_id":49168368632116,"sku":"PMA-NUR0728A-07","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-06-2014.52.45.jpg?v=1781992690","url":"https:\/\/www.vintagetimeparts.com\/products\/nurezista-mainspring-728-for-hampden-3-0s-factory-no-9696-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}