{"product_id":"marco-marshalloy-mainspring-493-for-hamilton-16s-no-718050-alloy","title":"Marco Marshalloy Mainspring #415 for Hamilton 16s No. 718050 - Alloy","description":"\u003cp\u003e\u003cb\u003eMarco\u003c\/b\u003e\u003cem\u003e Marshalloy \u003c\/em\u003eMainspring #415 for Hamilton 16s Movements No. 718050 (534B), alloy, new in envelope.  C \u0026amp; E Marshall repackaging of what is most certainly an original factory 718050, fitting the grade 992B \u0026amp; 950B. 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. Images do an adequate job of representing the item.\u003c\/p\u003e","brand":"C \u0026 E Marshall","offers":[{"title":"Default Title","offer_id":49036627902772,"sku":"PMA-CEM0415A-02","price":22.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-02-0610.08.15.jpg?v=1770401324","url":"https:\/\/www.vintagetimeparts.com\/products\/marco-marshalloy-mainspring-493-for-hamilton-16s-no-718050-alloy","provider":"Vintage Time Parts","version":"1.0","type":"link"}