{"product_id":"geneva-watch-material-dura-loy-mainspring-for-hamilton-6-0s-no-1721-1921-alloy","title":"Geneva Watch Material DURA-LOY Mainspring for Hamilton 6\/0s No. 1721, 1921 - Alloy","description":"\u003cp\u003eGeneva Watch Material \u003cstrong\u003eDURA-LOY\u003c\/strong\u003e Mainspring for 6\/0s \u003cstrong\u003eHamilton\u003c\/strong\u003e, Factory No. 1721 - 1921, alloy, new in envelope. See images for further details. I specialize in 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":"Geneva Watch Material","offers":[{"title":"Default Title","offer_id":48518785859892,"sku":"PMA-GWDL1721A-12","price":12.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-03-2415.32.39.jpg?v=1742855707","url":"https:\/\/www.vintagetimeparts.com\/products\/geneva-watch-material-dura-loy-mainspring-for-hamilton-6-0s-no-1721-1921-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}