Plymouth Ply-Power Mainspring for Bulova 7AH, 7AP & ETA 735 - Alloy

Plymouth alloy mainspring for Bulova caliber 7AH, 7AP, & ETA caliber 735 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 an adequate job of representing the item.