{"product_id":"miracle-power-mainspring-137-for-elgin-6-0s-movements-no-2890-steel","title":"Miracle Power Mainspring #137 for Elgin 6\/0s movements No. 2890 - Steel","description":"\u003cp\u003e\u003cstrong\u003eMiracle Power\u003c\/strong\u003e\u003cem\u003e\u003c\/em\u003e\u003cstrong\u003e\u003cem\u003e \u003c\/em\u003e\u003c\/strong\u003eMainspring No.137 for 6\/0s \u003cstrong\u003eElgin \u003c\/strong\u003eFactory No. 2890, DB\u0026amp;H end, steel, new in envelope. See images for precise mainspring specifications. 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":"Miracle Power","offers":[{"title":"Default Title","offer_id":48859408367924,"sku":"PMA-MPNO137S-08","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-08-1611.26.55.jpg?v=1755368908","url":"https:\/\/www.vintagetimeparts.com\/products\/miracle-power-mainspring-137-for-elgin-6-0s-movements-no-2890-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}