Marco Mainspring #3294 for LeCoultre 8D TIME Caliber 211 / 211M - Steel

Marco steel mainspring #3318 for LeCoultre caliber 211 / 211M 8-Day alarm movement, new in envelope. This is the TIME side mainspring, the alarm side uses a different one. 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.