{"product_id":"jewell-mainspring-for-waltham-18s-keywind-no-2204-steel","title":"Jewell Mainspring for Waltham 18s Keywind No. 2204 - Steel","description":"\u003cp\u003e\u003cb\u003eJewell\u003c\/b\u003e Mainspring for \u003cstrong\u003eWaltham\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e18s Model 1879 Keywind movements, Factory No. 2204, steel, new in envelope. See images for further details. Not familiar with the maker but it's a nice mainspring. I specialize is hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a suitable job of representing the item.\u003c\/p\u003e","brand":"Jewell","offers":[{"title":"Default Title","offer_id":49025364721972,"sku":"PMA-JEWM2204S-11","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-01-3120.50.01.jpg?v=1769921606","url":"https:\/\/www.vintagetimeparts.com\/products\/jewell-mainspring-for-waltham-18s-keywind-no-2204-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}