HR Nivastar Mainspring G462 for Felsa 415, Helvetia 830, Bulova 11AAC, Movado 260 - Alloy

HR Nivastar Mainspring No G462 for Felsa 415, Helvetia 830, Bulova 11AAC, Movado 260 caliber movements plus perhaps other watches as well, alloy, new in envelope. See images for further data and 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.