{"product_id":"alloy-mainspring-for-16s-hamilton-no-534b-718050","title":"Alloy Mainspring for 16s Hamilton No. 534B \/ 718050","description":"\u003cp\u003eUnmarked Maker but likely Swiss Made Alloy Mainspring for 16s \u003cstrong\u003eHamilton\u003c\/strong\u003e, Factory No. 534B \/ 718050 for 992B \u0026amp; 950B, new in envelope. See images for precise mainspring specifications. 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.\u003cbr\u003e\u003c\/p\u003e","brand":"Unmarked","offers":[{"title":"Default Title","offer_id":48534955655476,"sku":"PMA-STA710505A-01","price":22.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-04-0312.00.26.jpg?v=1743707060","url":"https:\/\/www.vintagetimeparts.com\/products\/alloy-mainspring-for-16s-hamilton-no-534b-718050","provider":"Vintage Time Parts","version":"1.0","type":"link"}