{"product_id":"nurezista-mainspring-508-for-16s-elgin-pocket-watch-no-817-alloy","title":"NuRezista Mainspring #508 for 16s Elgin Pocket Watch No. 817 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eNuRezista\u003c\/strong\u003e\u003cem\u003e \u003c\/em\u003eMainspring #508 for 16s \u003cstrong\u003eElgin \u003c\/strong\u003ePocket Watches, Factory No. 817, 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 in 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":49049469616436,"sku":"PMA-NUR0508A-02","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-02-2310.55.41.jpg?v=1771873051","url":"https:\/\/www.vintagetimeparts.com\/products\/nurezista-mainspring-508-for-16s-elgin-pocket-watch-no-817-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}