Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1178487/movement
Access Date: November 23, 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: | 1178487 | |
| Grade: | Series 7 | |
| Model: | 1912 | |
| Estimated Production Year: | 1913 | |
| Run Quantity: | 8,000 | |
| Grade/Model Run: | 5 of 21 | |
| Grade/Model Total Production: | 182,400 | |
| Size: | 12s | |
| Jewels: | 17j | |
| Jewel Setting: | Burnished Jewels | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Movement Setting: | Pendant | |
| Plate: | Bridge Plate | |
| Double Roller: | Yes | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| Standard Dial Type: | Single-Sunk | |
| Adjusted: | Yes | |
| Adjusted # of Positions: | 3 | |
| Adjusted to Temperature: | Yes | |
| Railroad Grade: | No | |
| Movement Markings: | E. Howard Watch Co. Boston U.S.A. Adjusted 17 Jewels Pat'd '12 |
|
| Case: | Various | |
| Run ID: | 265.G26.12S54.121912M9.O182.P187.17J130 | |
| Database Version: | v52.457 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 548.86 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1,931.04 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 34.889% | |
| Registry Population: Scoped for This Run Only | 14 (0.18%) | |
| $ Estimated Value (12 Month Change): | 4.03% Analyzing 472 Sales | |
Production Metrics Tree: Grade Series 7
Target Profile: 12S-M1912-17J-ONP-A3PT
| E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 238,350 ETP | ||
| 12S: 235,350 98.74% 12s, Grade Series 7 |
Other: 3,000
Other Sizes or Unclassified |
|
| 12S-M1912: 182,400 76.53% 12s, Grade Series 7, Model 1912 |
Other: 52,950
Other Models or Unclassified |
|
| 12S-M1912-17J: 182,400 76.53% 12s, Grade Series 7, Model 1912, 17 Jewels |
||
| 12S-M1912-17J-ONP: 182,400 76.53% 12s, Grade Series 7, Model 1912, 17 Jewels, Openface/Pendant/Nickel |
||
| 12S-M1912-17J-ONP-A3PT: 182,400 76.53% | ||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 14 watches in the population registry for this run with 6 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.
LeonOmbrello Supporter 1 · December 6, 2023
Serial Number 1176337 was reported as accurate.
MoatsJustin1 top-contributor 5269 · November 16, 2023
Serial Number 1174284 was reported as accurate.
Anonymous · March 10, 2023
Serial Number 1179181 was reported as accurate.
ChrisG Top Contributor Supporter 601 · March 7, 2023
Serial Number 1180533 was reported as inaccurate.
Anonymous · October 7, 2022
Serial Number 1173362 was reported as accurate.
mcopper 55 · July 22, 2021
Serial Number 1179246 was reported as accurate.
mcopper 55 · July 14, 2021
Serial Number 1179187 was reported as accurate.
ebsrods Supporter 130 · July 3, 2021
Serial Number 1179187 was reported as accurate.
Anonymous · February 23, 2021
Serial Number 1176620 was reported as accurate.
Anonymous · January 16, 2021
Serial Number 1179572 was reported as accurate.
2mnyboxers Supporter 408 · September 18, 2020
Serial Number 1178711 was reported as accurate.
Anonymous · August 31, 2020
Serial Number 1178689 was reported as accurate.
Anonymous · March 7, 2020
Serial Number 1174264 was reported as accurate.
okiejohn 387 · February 6, 2020
Serial Number 1178487 was reported as accurate.
Harlton Supporter 98 · January 26, 2020
Serial Number 1178351 was reported as accurate.
Snapper Supporter 146 · January 5, 2020
Serial Number 1175413 was reported as accurate.
Anonymous · January 1, 2020
Serial Number 1176722 was reported as accurate.
Anonymous · July 27, 2019
Serial Number 1174047 was reported as accurate.
Anonymous · May 18, 2019
Serial Number 1175571 was reported as accurate.
Anonymous · May 5, 2019
Serial Number 1176145 was reported as accurate.
Anonymous · March 10, 2019
Serial Number 1180717 was reported as accurate.
bubba70 543 · January 4, 2019
Serial Number 1176279 was reported as accurate.
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