Due to the nature of used and vintage watches it is very difficult to tell the origin, authenticity and condition of any watch and all of its components. Some timepieces may have been rebuilt, repaired, have replaced or restored parts unbeknownst to us as a seller. Please purchase confidence all purchase have a free return window of 30 days. We do our diligence and inspect each piece but the entire history of a watch and its service record are impossible to substantiate.