Nivaflex Mainspring for Font 59, Bulova 6WM - Alloy

Nivaflex Mainspring for Font 59, Bulova 6WM 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.