BESTFIT Mainspring WA15 for AS 1250, Wittnauer 11AWK, GP 84, Gotham RH Automatics - Alloy

BESTFIT Mainspring with attached bridle WA15 for AS 1250, Wittnauer 11AWK, Gotham RH, Helbros 62H, Cort 451, Girard Perregaux 84, Pierce 861, Cyma / Tavannes 420 automatic movements plus perhaps similar ébauche watches, white alloy, new in envelope. See images 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 a pretty good job of representing the item.