{"product_id":"marco-mainspring-3544-for-valjoux-caliber-73vzm-chronograph-steel","title":"Marco Mainspring #3544 for Valjoux caliber 73VZM Chronograph - Steel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003eMarco\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eMainspring No. 3544 for \u003cstrong\u003eValjoux\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003ecaliber 73VZM Chronograph plus perhaps similar ébauche movements, 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 in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item. \u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":49366918070580,"sku":"PMS-CEM3544S-11","price":17.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-11-0412.32.54.jpg?v=1793824529","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-mainspring-3544-for-valjoux-caliber-73vzm-chronograph-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}