In 1888 Dueber relocated the Dueber Watch Case Company from Newport and the Hampden Watch Company from Springfield to Canton, Ohio. Where was the dueber watch case company located? Do not use the serial number from the watch case. Be sure to use the serial number on the movement (the works) of the watch. Frequently Asked Questions Whats the serial number on a dueber watch?Ĭonflicting information exists about the fate of the Russian enterprise, but Henry Fried, a horology professor at New York University, reported seeing Dueber-Hampden machinery being used in China in 1986.