Pocket Watch Database


There is an alternative result available for this serial number. View the result for E. Howard (Keystone) movement #45479.
From the American Horology Archive:

E. Howard & Co.
Manufacturer: E. Howard & Co. Question Mark
Manufacturer Location: Roxbury, Massachusetts Question Mark
Movement Serial Number: 45479 Question Mark
Model: Series IV Question Mark
Estimated Production Date: May 1880 - October 1, 1881 Question Mark
Size: N Question Mark
Jewels: 15j Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Patent Question Mark
Case: Various Question Mark
Run ID: 1428.G968.S1416.M517.[517.[508.15J1428 Question Mark
Data Research: E. Howard & Co. Factory Abstracts (Bob Rolfe)
Question Mark
Database Version: v52.470 Question Mark
Registry Population:
Scoped for This Run Only
2 (0.40%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.


Anonymous · January 11, 2024

Serial Number 45232 was reported as inaccurate.

Note: 17 jewels

Anonymous · August 31, 2023

Serial Number 45373 was reported as inaccurate.

Note: Correct, but adjusted to Heat & Cold