HR Nivastar Mainspring G703 for Bettlach 1197, 1268, ETA 1260, Benrus CW - Alloy

HR Nivastar Mainspring G703 for Bettlach (EB) 1197, 1268, ETA 1260, Peseux 170, 180 & Benrus CW caliber movements plus perhaps similar ébauche watches, 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.