Nivaflex Unbreakable Mainspring for Font 190, Peseaux 160 - Alloy

Nivaflex Unbreakable mainspring for Font caliber 190 and Peseaux caliber 160 movements plus perhaps other similar ébauche movements as well, alloy, new in envelope. See images for further data and 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 an adequate job of representing the item.