Pocket Watch Database

Union Special Pocket Watch

Union Special was used as a trade name on pocket watch movements manufactured for H.F. Hahn & Co. by Hamilton Watch Co..

Indentified Runs

The following runs have been identified as containing movements marked with this private label or trade name. Because this list is derrived from surviving examples, it is not intended to be comprehensive. Other runs possibly exist that have not yet been identified. Most private labels and special orders were produced in batches and many times, the entire run is not comprised of special marked movements.

Manufacturer Run Grade
Hamilton 287001-288000 927
Hamilton 428001-429000 926
Hamilton 501001-501900 926
Hamilton 592001-593000 926
Hamilton 619001-620000 927
Hamilton 745001-747000 975


The Hamilton Watch Co. manufactured watches in Lancaster, Pennsylvania from approximately 1892 to 1969. See more information about Hamilton Watch Co. or find out more information about your watch by conducting a serial number lookup.

Hamilton Watch Co.

Location: Lancaster, Pennsylvania

Years of Operation: 1892-1969

Factory Building Status: Still standing. Building has been converted into condos.

Serial Number Lookup

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