HR Nivaflex Mainspring G475 for Cort 640, Font 28 - 175, Benrus AR, AT - Alloy

HR Nivaflex Mainspring No G475 for Cort caliber 640, Font caliber 28 - 175 & Benrus caliber AR, AT 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 an adequate job of representing the item.