BESTFIT Mainspring WA20 for A.S. caliber 1191, 1192 Automatic - Alloy

BESTFIT Mainspring WA20 for AS caliber 1191, 11923 automatic with bridle, plus perhaps similar ébauche watches, white alloy, new in envelope. See images for precise characteristics. 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 a pretty good job of representing the item.