Pocket Watch Database

There is an alternative result available for this serial number. View the result for E. Howard (Keystone) movement #57170.
From the American Horology Archive:

E. Howard & Co.
Manufacturer: E. Howard & Co.
Manufacturer Location: Roxbury, Massachusetts
Movement Serial Number: 57170
Model: Series V
Estimated Production Date: May 1880 - September 1, 1880
Size: L
Jewels: 15j
Movement Configuration: Hunting
Movement Setting: Pendant
Plate: 3/4 Plate
Regulator: Patent
Adjusted: Yes
Data Research: E. Howard & Co. Factory Abstracts (Bob Rolfe)
Case: Various
Run ID: 1965.G1468.S523.M520.H520.P528.15J1965
Database Version: v52.284

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