HR Ev-R-Last Mainspring E228 for Font 8444 - Steel

HR Ev-R-Last Mainspring E228 for Font caliber 8444 and likely other similar ébauche movements, steel, new in frail envelope. See image for precise 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 suitable job of representing the item.