HR Mainspring E473 for Bulova 10AC, MST 357, Enicar 410, 412 - Steel

HR Ev-R-Last Mainspring E473 for Bulova caliber 10AC, MST caliber 357, Enicar caliber 410, 412, Benrus caliber AL and Font caliber 32 movements plus perhaps other similar ébauche watches, steel, new in envelope. See images for precise mainspring specifications. 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 a pretty good job of representing the item.