{"product_id":"nurezista-mainspring-504-for-18s-elgin-factory-no-1956-alloy","title":"NuRezista Mainspring #504 for 18s Elgin Factory No. 1956 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eNuRezista\u003c\/strong\u003e Mainspring No. 504 for\u003cstrong\u003e Elgin \u003c\/strong\u003e18s, Factory No. 1956, alloy, single-brace end, 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":"Nivaflex","offers":[{"title":"Default Title","offer_id":49367859495220,"sku":"PMA-NUR1956A-11","price":22.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-11-0508.25.10.jpg?v=1793896490","url":"https:\/\/www.vintagetimeparts.com\/products\/nurezista-mainspring-504-for-18s-elgin-factory-no-1956-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}