PM Merelloy Mainspring for Waltham 3/0s & 0s movements No. 2230 - Alloy

PM Merelloy Mainspring for Waltham 0s and 3/0s movements, Factory No. 2230, alloy, new in envelope. See images for further details. 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.