WATCH-CRAFT Mainspring 3311W for A.S. 1290 , 1291 - Alloy

WATCH-CRAFT Mainspring 3311W for 11½ ligne A.S. 1290 & 1290 caliber movements plus perhaps similar ébauche watches, white alloy. See image for precise mainspring specifications. 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 a pretty good job of representing the item.