{"product_id":"tru-time-mainspring-for-hamilton-16s-factory-no-534b-steel","title":"Tru-Time Mainspring For Hamilton 16s Factory No. 534B - Steel","description":"\u003cp\u003e\u003cstrong\u003eTru-Time \u003c\/strong\u003eMainspring for \u003cstrong\u003eHamilton\u003c\/strong\u003e 16s Factory No. 534B, steel, new in envelope. See images for precise mainspring specifications and further details. Most of these are covered is a very stinky and sticky grease and need to be thoroughly cleaned before use. 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 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.\u003cbr\u003e\u003c\/p\u003e","brand":"Tru-Time","offers":[{"title":"Default Title","offer_id":48573357883700,"sku":"PMA-TTM534BS-05","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-05-0510.13.55.jpg?v=1746465421","url":"https:\/\/www.vintagetimeparts.com\/products\/tru-time-mainspring-for-hamilton-16s-factory-no-534b-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}