Marco Mainspring #160 for Elgin 0s Factory No. 825 - Steel

Marco Mainspring #160 for Elgin 0s, Factory No. 825, steel, new in possibly frail envelope. See images for further details. I likely have several of these so the one you get may differ slightly from the images. Many times Marco mainsprings were just repackaged factory mainsprings and as such require extra cleaning before use to get all of the goo off. 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 a pretty good job of representing the item.