Marathon Watch Company Ltd. is a Canadian watch manufacturer founded in 1939. Its predecessor company, Weinstrum Watch, later to be named Wein Brothers, was founded in 1904. The company is part of the broader Wein family watchmaking tradition, which also includes the Chicago-based Hampden Watch, founded in 1922 and still operated by the family today.
Marathon started supplying watches to the Allies of World War II in 1941. Today Marathon manufactures watches that conform to United States Military Standard MIL-PRF-46374G, as well as those of other nations. Marathon is the sole supplier of watches to the United States Armed Forces.












































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































