{"product_id":"marco-mainspring-3279-for-wittnauer-caliber-10e-steel","title":"Marco Mainspring #3279 for Wittnauer Caliber 10E - Steel","description":"\u003cp\u003e\u003cstrong\u003eMarco \u003c\/strong\u003eMainspring \u003cstrong\u003e\u003c\/strong\u003e#3279 for \u003cstrong\u003eWittnauer \u003c\/strong\u003ecaliber 10E and perhaps others, T-end, steel, new in envelope. 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 is hard to find watch parts so I usually have whatever you might need 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":49345041203508,"sku":"PMS-CEM3279S-10","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-10-2314.34.06.jpg?v=1792791403","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-3279-for-wittnauer-caliber-10e-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}