Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1375152
Access Date: April 24, 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:
-Series7-12s.jpg)
E. Howard Watch Co. (Keystone)
Grade: Series 7
| Manufacturer: | E. Howard Watch Co. (Keystone) |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 1375152 | |
| Grade: | Series 7 | |
| Model: | 1912 | |
| Estimated Production Year: | 1920 | |
| Run Quantity: | 3,000 | |
| Grade/Model Run: | 16 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: | 317.G37.12S80.121912M35.O18.P203.17J140 | |
| Database Version: | v52.245 | |
| 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: | 7 (0.23%) | |
| $ 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 7 watches in the population registry for this run with 2 images.
|
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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.
Rcardkidz 3459 · June 4, 2022
Serial Number 1375244 was reported as accurate.
Reaganlee 53 · November 26, 2021
Serial Number 1375152 was reported as accurate.
otter46 Supporter 24 · December 8, 2020
Serial Number 1376556 was reported as accurate.
Anonymous · August 1, 2020
Serial Number 1375076 was reported as accurate.
Anonymous · July 10, 2020
Serial Number 1375076 was reported as accurate.
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