HR Mainspring SA232 for Hamilton 22/0s #6221 / 718601 - Alloy

HR Mainspring SA232 for Hamilton 22/0s movements, Factory No. 6221 / 718601, alloy, new in possibly damaged or dirty envelope. See image for further details. 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 and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.