{"product_id":"nivaflex-mainspring-for-gruen-460-470-475-as-1320-1323-alloy","title":"Nivaflex Mainspring for Gruen 460, 470, 475, AS 1320, 1323 - Alloy","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eNivaflex \u003c\/strong\u003eMainspring for Gruen 460, 470, 475, AS 1320, 1323, plus perhaps similar ébauche watches, white 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. \u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Nivaflex","offers":[{"title":"Default Title","offer_id":49068400312628,"sku":"PMS-NIVA1320A-03","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-03-2116.48.09.jpg?v=1774137078","url":"https:\/\/www.vintagetimeparts.com\/products\/nivaflex-mainspring-for-gruen-460-470-475-as-1320-1323-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}