HR Nivastar Mainspring G479 for Bidlingmaier 934, Roamer 323, 422 - Alloy

HR Nivastar Mainspring G479 for Bidlingmaier (Bifora) caliber 934, Osco 70 & Roamer 323, 422 plus perhaps many more similar ébauche watches, white alloy. 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 an adequate job of representing the item.