Pocket Watch Database

There is an alternative result available for this serial number. View the result for E. Howard (Keystone) movement #15422.
From the American Horology Archive:

E. Howard & Co.
Manufacturer: E. Howard & Co.
Manufacturer Location: Roxbury, Massachusetts
Movement Serial Number: 15422
Model: Series III
Estimated Production Year: 1868
Size: N
Jewels: 15j
Jewel Setting: Burnished Jewels
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: 3/4 Plate
Regulator: Plain
Movement Markings: E. Howard & Co.
Boston
N
Reed's Patent Nov. 24, 1857
[Some Marked "Pat. July 24, 1866"]
Data Research: E. Howard & Co. Factory Abstracts (Bob Rolfe)
Case: Various
Run ID: 336.G334.S330.M326.E335.K335.15J336
Database Version: v52.219
Registry Population: 19 (0.63%)
Research Note: Mixed Run of Series III Movements. #14215: 18K Gold Case Marked "W.P.&Co." #14115: Verified as Marked "Heat & Cold"

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 · December 27, 2023

Serial Number 16752 was reported as accurate.

cmould Supporter 192 · March 23, 2023

Serial Number 14115 was reported as accurate.

cmould Supporter 192 · March 10, 2023

Serial Number 14115 was reported as inaccurate.

Note: This watch appears to be adjusted for temperature
(stamped on balance cock.)
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

cmould Supporter 192 · March 5, 2023

Serial Number 14115 was reported as accurate.