Nivaflex Mainspring N3219 for Bulova 7AH, 7AK, 7AP - Alloy

Nivaflex Mainspring N 3219 for Bulova caliber 7AH, 7AK, 7AP movements plus perhaps other similar ébauche movements as well, 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.