
The founders of the company were Charles V. began business as the Waltham Watch Tool Company in 1879, and was reorganized as the U.S. should also not be confused with the United States Watch Company which operated in Marion, New Jersey. If you are looking for information on your American Waltham watch, go here. is NOT the American Waltham Watch Company. Waltham Serial Number Lookup Pocket Watches Including Serial Numbers and Production Dates Waltham, Mass.

This serial number will tell a little about the watch and is useful information to know when looking to find out the value of a Waltham watch. Each Waltham watch was given a serial number. The case back is the rear screw-down lid of the watch. To unscrew a screw-down Waltham pocket watch case back, locate the seam between the case and case back. To open a case back determine whether the watch has a screw-down, hunting or clamshell case.

Waltham pocket watch serial numbers can be accessed by opening the case back.
