{"product_id":"rezista-mainspring-no-98-for-gruen-caliber-370-steel","title":"Rezista Mainspring No. 98 for Gruen caliber 370 - Steel","description":"\u003cp\u003e\u003cstrong\u003eRezista \u003c\/strong\u003eNo. 98 steel mainspring for \u003cstrong\u003eGruen\u003c\/strong\u003e caliber 370 movements and perhaps others, new in envelope. See images for precise mainspring specifications. 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.\u003c\/p\u003e","brand":"Rezista","offers":[{"title":"Default Title","offer_id":49195829231924,"sku":"PMS-REZ0098S-07","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-07-2015.57.56.jpg?v=1784588419","url":"https:\/\/www.vintagetimeparts.com\/products\/rezista-mainspring-no-98-for-gruen-caliber-370-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}