WATCH-CRAFT Mainspring 2958W for Bulova 9A, 10AK, 10BK, 10BM, Venus 125, Buren 480, Gruen 142 - Alloy

WATCH-CRAFT Mainspring 2958W for Bulova 9A, 10AK, 10BK, 10BM, Buren 480, Wittnauer 9TN, Venus 125, Font 329 and Gruen 142, 143 caliber movements plus quite likely several others, white alloy, new in envelope. See images for all supported calibers and precise mainspring specifications. 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 barely adequate job of representing the item.