Pocket Watch Database

Due to the lack of existing factory records, our E. Howard Watch Co. (Keystone) database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

From the American Horology Archive:
E. Howard Watch Co. (Keystone) Grade Series 8 Pocket Watch

E. Howard Watch Co. (Keystone)

Grade: Series 8

Manufacturer: E. Howard Watch Co. (Keystone)
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 1066809
Grade: Series 8
Model: 1908
Estimated Production Year: 1911
Run Quantity: 400
Total Production: 6,400
Size: 12s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Double Roller: Yes
Hairspring: Breguet
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: No
Research Note: #1066894: Reported as Stamped "21 Jewels."

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Data Verification Reports

Verification Serial Map

Anonymous · March 8, 2020

Serial Number 1066771 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · December 17, 2019

Serial Number 1066817 was reported as accurate.

Anonymous · April 16, 2019

Serial Number 1066810 was reported as accurate.

Anonymous · February 17, 2019

Serial Number 1066894 was reported as accurate.

Anonymous · January 12, 2019

Serial Number 1066894 was reported as inaccurate.

Note: Stamped 21 jewels
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Grade changed from Series 6 to Series 8
Jewels changed from 19j to 21j
E. Howard Watch Co. (Keystone) Grade Series 8 Pocket Watch