{"product_id":"hr-nivaflex-mainspring-g552-for-cyma-404-eta-865-pierce-100-alloy","title":"HR Nivastar Mainspring G552 for Cyma 404, ETA 865 \u0026 Pierce 100 - Alloy","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003e\u003cem\u003eNivastar\u003c\/em\u003e Mainspring No G552 for Fleurier 86, 170, Cyma 404, Eta 865 \u0026amp; Pierce 100 caliber movements plus perhaps other watches as well, alloy, new in envelope. See images for further data and precise mainspring specifications. I likely have several of these so the one you get may different slightly from the images. 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 an adequate job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":47452737601844,"sku":"PMS-HRNSG552A-01","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/products\/3297728186.jpg?v=1705293286","url":"https:\/\/www.vintagetimeparts.com\/products\/hr-nivaflex-mainspring-g552-for-cyma-404-eta-865-pierce-100-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}