{"product_id":"marco-mainspring-478-for-8-0s-hamilton-movements-no-7221-steel","title":"Marco Mainspring #478 for 8\/0s Hamilton Movements No. 7221 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco\u003c\/strong\u003e Mainspring No.478 for 8\/0s \u003cstrong\u003eHamilton\u003c\/strong\u003e Wrist Watch movements, Factory No. 7221, steel, new in envelope. Could also very well fit in other models as well. 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":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":48354962309428,"sku":"PMA-CEM0478S-11","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2024-11-1615.58.05.jpg?v=1731801756","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-478-for-8-0s-hamilton-movements-no-7221-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}