HR Nivastar Mainspring G349 Universal 220, Peseux 80 - Alloy

HR Nivastar Mainspring G349 for Universal 220, Peseux 80, Gruen 215, 216, 217 caliber movements plus perhaps other bracelet movements, white alloy, new in envelope. See image 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 an adequate job of representing the item.