TEMP-RITE Mainspring for FF1146, Bulova 8AN & Gruen 723 - Steel

TEMP-RITE steel mainspring for Font caliber 1146, Bulova 8 AN, and Gruen 723 caliber movements and perhaps others, 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.