Marco Mainspring #3045 for Bulova 17P & 17AP movements - Steel

Marco steel mainspring #3045 for Bulova 17 ligne model 17P and 17AP (ébauche is Le Phare 17 L.) movements. 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.