{"product_id":"crescent-mainspring-for-12s-13s-illinois-factory-no-47338-steel","title":"Crescent Mainspring for 12s - 13s Illinois Factory No. 47338 - Steel","description":"\u003cp\u003e\u003cstrong\u003eCrescent\u003c\/strong\u003e Mainspring for 12s - 13s \u003cstrong\u003eIllinois\u003c\/strong\u003e Thin Model Motor Barrel, Factory No. 47338 (really old #1845), steel, new in envelope. 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. See image for precise characteristics. Images do a pretty good job of representing the item.\u003cbr\u003e\u003c\/p\u003e","brand":"Crescent","offers":[{"title":"Default Title","offer_id":48588403474740,"sku":"PMA-CRES1845S-05","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-05-1817.01.45.jpg?v=1747613193","url":"https:\/\/www.vintagetimeparts.com\/products\/crescent-mainspring-for-12s-13s-illinois-factory-no-47338-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}