MST - Hairspring New Old Stock part for Medana / Roamer / MST caliber 376

This is a vintage New Old Stock Hairspring new in the original packaging as purchased in watchmaker estate. Due to the age of the item, it was opened and inspected to ensure that it is still in new condition. This is sold exactly as shown in photos. We will get this out very quickly and have you back in business in no time at all. 

Be sure to follow as we are regularly adding selections of vintage watches, watch parts and restored serviced watches.