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 6 Pocket Watch

E. Howard Watch Co. (Keystone)

Grade: Series 6

Manufacturer: E. Howard Watch Co. (Keystone)
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 1122308
Grade: Series 6
Model: 1908
Estimated Production Year: 1912
Run Quantity: 1,500
Grade/Model Run: 8 of 8
Grade/Model Total Production: 5,700
Variant Est. Production: 5,500 (12S-M1908-19J-ONP)
Size: 12s
Jewels: 19j
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
Case: Various
Run ID: 219.G8.12S44.121908M43.O133.P149.19J37
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
16.46
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
54.95
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.064%
Registry Population: 4 (0.27%)

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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.


MoatsJustin1 top-contributor 4691 · October 30, 2023

Serial Number 1121526 was reported as accurate.

Anonymous · May 28, 2022

Serial Number 1121434 was reported as accurate.

Anonymous · February 2, 2021

Serial Number 1121837 was reported as accurate.

Anonymous · October 30, 2020

Serial Number 1122444 was reported as accurate.

Mattphilly 7 · September 21, 2020

Serial Number 1122308 was reported as accurate.

Anonymous · September 21, 2020

Serial Number 1122204 was reported as accurate.

MoatsJustin1 top-contributor 4691 · July 2, 2020

Serial Number 1122485 was reported as accurate.

Anonymous · February 2, 2020

Serial Number 1121473 was reported as accurate.

E. Howard Watch Co. (Keystone) Grade Series 6 Pocket Watch