Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1224189
Access Date: May 04, 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
Manufacturer: | E. Howard Watch Co. (Keystone) | |
Manufacturer Location: | Waltham, Massachusetts | |
Movement Serial Number: | 1224189 | |
Grade: | Series 7 | |
Model: | 1912 | |
Estimated Production Year: | 1913 | |
Run Quantity: | 10,000 | |
Grade/Model Run: | 8 of 19 | |
Grade/Model Total Production: | 179,100 | |
Size: | 12s | |
Jewels: | 17j | |
Movement Configuration: | Openface or Hunting | |
Movement Finish: | Nickel | |
Movement Setting: | Pendant | |
Plate: | Bridge Plate | |
Double Roller: | Yes | |
Hairspring: | Breguet | |
Adjusted: | Yes | |
Adjusted # of Positions: | 3 | |
Adjusted to Temperature: | Yes | |
Railroad Grade: | No | |
Case: | Various | |
Run ID: | 273.G29.12S61.121912M16.O14.P177.17J129 | |
Database Version: | v52.246 | |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 156.86 | |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 521.42 | |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 10.083% | |
Registry Population: | 15 (0.15%) | |
$ Estimated Value (12 Month Change): | 2.94% Analyzing 455 Sales |
Production Metrics Tree: Grade Series 7
Target Profile: 12S-M1912-17J-ONP-A3PT
E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 232,500 ETP | |
12S: 232,500 100.00% 12s, Grade Series 7 |
|
12S-M1912: 179,100 77.03% 12s, Grade Series 7, Model 1912 |
Other: 53,400
Other Models or Unclassified |
12S-M1912-17J: 179,100 77.03% 12s, Grade Series 7, Model 1912, 17 Jewels |
|
12S-M1912-17J-ONP: 179,100 77.03% 12s, Grade Series 7, Model 1912, 17 Jewels, Openface or Hunting/Pendant/Nickel |
|
12S-M1912-17J-ONP-A3PT: 179,100 77.03% |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 15 watches in the population registry for this run with 3 images.
|
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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 94 · February 6, 2024
Serial Number 1226779 was reported as accurate.
mbellich Supporter 29 · November 4, 2022
Serial Number 1226165 was reported as accurate.
lee571 Supporter 78 · December 14, 2020
Serial Number 1227676 was reported as accurate.
lee571 Supporter 78 · December 14, 2020
Serial Number 1227676 was reported as inaccurate.
Rcardkidz 3472 · May 5, 2020
Serial Number 1227104 was reported as accurate.
hudnic Supporter 78 · March 6, 2020
Serial Number 1229426 was reported as accurate.
Anonymous · November 5, 2019
Serial Number 1227564 was reported as inaccurate.
Anonymous · June 26, 2019
Serial Number 1222929 was reported as accurate.
Anonymous · June 24, 2019
Serial Number 1225787 was reported as inaccurate.
Anonymous · June 23, 2019
Serial Number 1223560 was reported as accurate.
Anonymous · May 23, 2019
Serial Number 1223029 was reported as accurate.
Anonymous · April 19, 2019
Serial Number 1220056 was reported as accurate.
Anonymous · March 16, 2019
Serial Number 1224070 was reported as accurate.
bubba70 543 · March 10, 2019
Serial Number 1222585 was reported as accurate.
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