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 7 Pocket Watch

E. Howard Watch Co. (Keystone)

Grade: Series 7

Manufacturer: E. Howard Watch Co. (Keystone) Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 1222150 Question Mark
Grade: Series 7 Question Mark
Model: 1912 Question Mark
Estimated Production Year: 1913 Question Mark
Run Quantity: 10,000 Question Mark
Grade/Model Run: 9 of 21 Question Mark
Grade/Model Total Production: 182,400 Question Mark
Size: 12s Question Mark
Jewels: 17j Question Mark
Jewel Setting: Burnished Jewels Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Double Roller: Yes Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Single-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 3 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: No Question Mark
Movement Markings: E. Howard Watch Co.
Boston U.S.A.
17 Jewels
Adjustment
Temperature
3 Pos.
Pat'd '12
Case: Various Question Mark
Run ID: 278.G30.12S63.121912M18.O193.P196.17J134 Question Mark
Database Version: v52.516 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
548.86 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,931.04 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
34.866% Question Mark
Registry Population:
Scoped for This Run Only
15 (0.15%) Question Mark
$ Estimated Value (12 Month Change): 4.73% Analyzing 484 Sales 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.


jrussell2002 105 · February 6, 2024

Serial Number 1226779 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

mbellich Supporter 29 · November 4, 2022

Serial Number 1226165 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · July 21, 2022

Serial Number 1221870 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · April 20, 2022

Serial Number 1224225 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · March 27, 2022

Serial Number 1225525 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · October 7, 2021

Serial Number 1222929 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · September 6, 2021

Serial Number 1220845 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · June 4, 2021

Serial Number 1229662 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · May 31, 2021

Serial Number 1227564 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · February 21, 2021

Serial Number 1228480 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · December 31, 2020

Serial Number 1229937 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

lee571 Supporter 79 · December 14, 2020

Serial Number 1227676 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

lee571 Supporter 79 · December 14, 2020

Serial Number 1227676 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · August 14, 2020

Serial Number 1227395 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Rcardkidz 4100 · May 5, 2020

Serial Number 1227104 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · April 18, 2020

Serial Number 1220322 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

hudnic Supporter 78 · March 6, 2020

Serial Number 1229426 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · February 20, 2020

Serial Number 1227932 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · February 2, 2020

Serial Number 1227377 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · January 20, 2020

Serial Number 1220738 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · November 5, 2019

Serial Number 1227564 was reported as inaccurate.

Note: measured out to 14s
Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · September 7, 2019

Serial Number 1228236 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · June 26, 2019

Serial Number 1222929 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

Anonymous · June 24, 2019

Serial Number 1225787 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

Anonymous · June 23, 2019

Serial Number 1223560 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

Anonymous · May 23, 2019

Serial Number 1223029 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

Anonymous · April 19, 2019

Serial Number 1220056 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

Anonymous · March 16, 2019

Serial Number 1224070 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

bubba70 543 · March 10, 2019

Serial Number 1222585 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge

Anonymous · February 14, 2019

Serial Number 1221508 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface
Plate changed from 3/4 to Bridge
E. Howard Watch Co. (Keystone) Grade Series 7 Pocket Watch