{"product_id":"hr-mainspring-a746-for-waltham-7-ligne-no-2238-2274-steel","title":"HR Mainspring A746 for Waltham 7¼ ligne No. 2238 \/ 2274 - Steel","description":"\u003cp\u003e\u003cstrong\u003eHR\u003c\/strong\u003e mainspring A746 for \u003cstrong\u003eWaltham\u003c\/strong\u003e for 7¼ ligne movements, Factory No. 2238, steel, new in envelope. See images for precise mainspring specifications. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. See image for further details. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"HR","offers":[{"title":"Default Title","offer_id":48853879030068,"sku":"PMA-HRA746A-08","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-08-1417.13.02.jpg?v=1755216910","url":"https:\/\/www.vintagetimeparts.com\/products\/hr-mainspring-a746-for-waltham-7-ligne-no-2238-2274-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}