{"product_id":"cr-mainspring-371-for-hamilton-14-0s-no-4128-steel","title":"CR Mainspring #371 for Hamilton 14\/0s No. 4128 - Steel","description":"\u003cp\u003e\u003cstrong\u003eCharles Robert \u003c\/strong\u003eMainspring #371 for \u003cstrong\u003eHamilton \u003c\/strong\u003e14\/0s movements, Factory No. 4128, steel, new in envelope. See images for (very few) further details. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Charles Robert","offers":[{"title":"Default Title","offer_id":49265965334836,"sku":"PMA-CRS0371S-08","price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-08-2312.53.00.jpg?v=1787514915","url":"https:\/\/www.vintagetimeparts.com\/products\/cr-mainspring-371-for-hamilton-14-0s-no-4128-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}