{"product_id":"nuvigor-mainspring-164-for-16s-waltham-no-2218-steel","title":"NuVigor Mainspring #164 for 16s Waltham No. 2218 - Steel","description":"\u003cp\u003e\u003cstrong\u003eNuVigor \u003c\/strong\u003eMainspring #164 for \u003cstrong\u003eWaltham\u003c\/strong\u003e 16s movements, Factory No. 2218, hole end, steel, new in envelope. See images for precise mainspring specifications. 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 and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item.\u003c\/p\u003e","brand":"NuVigor","offers":[{"title":"Default Title","offer_id":48660453359924,"sku":"PMA-NUV0164S-06","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-07-0814.50.58.jpg?v=1752011754","url":"https:\/\/www.vintagetimeparts.com\/products\/nuvigor-mainspring-164-for-16s-waltham-no-2218-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}