Pocket Watch Database

Movement Specs Production Pop. Registry 21 Value For Sale Save to My Collection Print Page Find a Mainspring Find a Balance Staff
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Model 1912 E. Howard 12s 17j Series 7 Watch,1923, W/14kgf Watch Chain/Case
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1300728
Access Date: December 30, 2024

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: 1300728 Question Mark
Grade: Series 7 Question Mark
Model: 1912 Question Mark
Estimated Production Year: 1915 Question Mark
Run Quantity: 14,000 Question Mark
Grade/Model Run: 14 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: Micrometric 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
[Empty Cirlce in Arrow]
Adjustment
Temperature
3 Pos.
Pat'd '12
Case: Various Question Mark
Run ID: 304.G35.12S78.121912M33.O217.P214.17J140 Question Mark
Database Version: v52.529 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		21 (0.15%) Question Mark
$ Estimated Value (12 Month Change): 4.73% Analyzing 484 Sales Question Mark
Value Guide
What is My Watch Worth?
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Production Metrics Tree: Grade Series 7

Target Profile: 12S-M1912-17J-ONP-A3PT

E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 238,850 ETP
12S: 235,850 98.74%
12s, Grade Series 7		 Other: 3,000
Other Sizes or Unclassified
12S-M1912: 182,400 76.37%
12s, Grade Series 7, Model 1912		 Other: 53,450
Other Models or Unclassified
12S-M1912-17J: 182,400 76.37%
12s, Grade Series 7, Model 1912, 17 Jewels
12S-M1912-17J-ONP: 182,400 76.37%
12s, Grade Series 7, Model 1912, 17 Jewels, Openface/Pendant/Nickel
12S-M1912-17J-ONP-A3PT: 182,400 76.37%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 21 watches in the population registry for this run with 5 images.
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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.

Anonymous · September 11, 2024

Serial Number 1299350 was reported as accurate.

cjbrem Supporter 967 · July 6, 2024

Serial Number 1291522 was reported as accurate.

Anonymous · May 31, 2024

Serial Number 1293566 was reported as accurate.

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

YankeeLover24 1 · October 28, 2022

Serial Number 1292842 was reported as accurate.

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

Anonymous · September 21, 2022

Serial Number 1300405 was reported as accurate.

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

Anonymous · August 23, 2022

Serial Number 1290726 was reported as accurate.

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

Anonymous · May 1, 2022

Serial Number 1300001 was reported as accurate.

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

mcopper 55 · April 8, 2022

Serial Number 1297817 was reported as accurate.

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

Anonymous · December 28, 2021

Serial Number 1298924 was reported as accurate.

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

Anonymous · November 17, 2021

Serial Number 1301235 was reported as accurate.

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

Anonymous · September 16, 2021

Serial Number 1295730 was reported as accurate.

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

Anonymous · July 9, 2021

Serial Number 1293774 was reported as accurate.

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

Anonymous · May 23, 2021

Serial Number 1290624 was reported as accurate.

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

Anonymous · May 2, 2021

Serial Number 1301022 was reported as accurate.

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

petersas 17 · April 13, 2021

Serial Number 1301483 was reported as accurate.

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

Anonymous · April 1, 2021

Serial Number 1302179 was reported as accurate.

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

Anonymous · January 21, 2021

Serial Number 1291559 was reported as accurate.

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

bananajoe Supporter 4 · December 22, 2020

Serial Number 1293885 was reported as accurate.

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

Anonymous · November 7, 2020

Serial Number 1292425 was reported as accurate.

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

Anonymous · November 4, 2020

Serial Number 1297703 was reported as inaccurate.

Note: Size 14s
Curator Response: Thanks for the report. These watches were advertised and sold as 12-Size even though the dial plate measures closer to 14-Size.
Changes since this report was submitted:
Movement Configuration changed from Openface or Hunting to Openface

Anonymous · September 28, 2020

Serial Number 1296140 was reported as accurate.

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

Anonymous · September 19, 2020

Serial Number 1302955 was reported as accurate.

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

Bostonwatch 59 · September 4, 2020

Serial Number 1292159 was reported as accurate.

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

MoatsJustin1 top-contributor 5272 · August 15, 2020

Serial Number 1301658 was reported as accurate.

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

texnet 684 · July 23, 2020

Serial Number 1302623 was reported as accurate.

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

Anonymous · July 10, 2020

Serial Number 1293258 was reported as accurate.

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

Anonymous · July 9, 2020

Serial Number 1297375 was reported as accurate.

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

Anonymous · May 24, 2020

Serial Number 1296736 was reported as accurate.

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

jmfoss03 33 · May 9, 2020

Serial Number 1292676 was reported as accurate.

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

windupthings 24 · April 10, 2020

Serial Number 1302623 was reported as accurate.

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

Anonymous · April 1, 2020

Serial Number 1293885 was reported as accurate.

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

Anonymous · March 6, 2020

Serial Number 1302623 was reported as accurate.

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

Anonymous · March 5, 2020

Serial Number 1300797 was reported as accurate.

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

Anonymous · March 1, 2020

Serial Number 1294979 was reported as accurate.

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

Anonymous · December 24, 2019

Serial Number 1295562 was reported as accurate.

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

Anonymous · August 27, 2019

Serial Number 1293653 was reported as accurate.

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

Anonymous · August 21, 2019

Serial Number 1293408 was reported as accurate.

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

Anonymous · August 8, 2019

Serial Number 1301235 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

texnet 684 · July 20, 2019

Serial Number 1300123 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

Kevin H 84 · June 15, 2019

Serial Number 1290391 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

AlbuquerqueCoins Supporter 4 · June 15, 2019

Serial Number 1296156 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 5, 2019

Serial Number 1299991 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 7, 2019

Serial Number 1297117 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 · January 29, 2019

Serial Number 1296876 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 · November 13, 2018

Serial Number 1298436 was reported as accurate.

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