WATCH-CRAFT Mainspring 3030W for Pierce 50A, 59, 59D, Durowe 1268, 1290 - Alloy

WATCH-CRAFT Mainspring 3030W for Pierce 50A, 59, 59D, Durowe 1268, 1290, Langendorf 520 caliber movements plus perhaps many others, white alloy, new in envelope. See images 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.