HR Quick Fit Mainspring KA13F for LeCoultre caliber 820 - Alloy

HR Quick Fit No. KA13F alloy mainspring for Jaeger-LeCoultre caliber automatic movements, new in envelope. See images for precise mainspring specifications. I specialize is 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.