{"product_id":"marco-mainspring-3317-for-cyma-caliber-r10-travel-clock","title":"Marco Mainspring #3317 for Cyma caliber R10 Travel Clock - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco\u003c\/strong\u003e Mainspring No. 3317 for \u003cstrong\u003eCyma\u003c\/strong\u003e caliber R10 Alarm \/ Travel Clocks the 1940's and beyond, steel, new in envelope. Could also very well fit in other travel \u0026amp; alarm clocks. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. I specialize in hard to find parts so I usually have whatever you might need and all parts are unconditionally guaranteed. Images do a pretty good job of representing the item. \u003cbr\u003e\u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":48907510710580,"sku":"CMS-CEM3317S-09","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2025-09-2812.30.34.jpg?v=1759088086","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-3317-for-cyma-caliber-r10-travel-clock","provider":"Vintage Time Parts","version":"1.0","type":"link"}