{"product_id":"hr-mainspring-a740-for-10-ligne-waltham-no-2229-steel","title":"HR Mainspring A740 for 10 ligne Waltham No. 2229 - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR \u003c\/strong\u003eMainspring A740 for 10 ligne \u003cstrong\u003eWaltham\u003c\/strong\u003e, Factory No. 2229, steel, new in envelope. See images for precise mainspring specifications. 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\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":48917223833908,"sku":"PMA-HRA740S-10","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-10-1317.19.09.jpg?v=1760401263","url":"https:\/\/www.vintagetimeparts.com\/products\/hr-mainspring-a740-for-10-ligne-waltham-no-2229-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}