Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1211122
Access Date: November 21, 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: | 1211122 | |
| Grade: | Series 7 | |
| Model: | 1912 | |
| Estimated Production Year: | 1913 | |
| Run Quantity: | 12,000 | |
| Grade/Model Run: | 8 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. 17 Jewels Adjustment Temperature 3 Pos. Pat'd '12 |
|
| Case: | Various | |
| Run ID: | 274.G29.12S59.121912M14.O189.P192.17J133 | |
| Database Version: | v52.449 | |
| 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 | 21 (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 21 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.
cjbrem Supporter 915 · March 25, 2024
Serial Number 1207490 was reported as accurate.
Anonymous · February 14, 2024
Serial Number 1212200 was reported as accurate.
Anonymous · January 2, 2024
Serial Number 1210512 was reported as accurate.
FlameOfWrath Supporter 34 · December 7, 2023
Serial Number 1210438 was reported as accurate.
MoatsJustin1 top-contributor 5269 · November 16, 2023
Serial Number 1205109 was reported as accurate.
Anonymous · December 1, 2022
Serial Number 1208755 was reported as accurate.
Anonymous · June 12, 2022
Serial Number 1209690 was reported as accurate.
Anonymous · March 3, 2022
Serial Number 1214711 was reported as accurate.
Anonymous · March 2, 2022
Serial Number 1214711 was reported as accurate.
Anonymous · February 21, 2022
Serial Number 1213660 was reported as accurate.
Automatic 254 · June 27, 2021
Serial Number 1208900 was reported as accurate.
Anonymous · February 7, 2021
Serial Number 1213465 was reported as accurate.
Bostonwatch 59 · September 4, 2020
Serial Number 1213707 was reported as accurate.
Bostonwatch 59 · September 3, 2020
Serial Number 1213707 was reported as accurate.
Anonymous · August 24, 2020
Serial Number 1205029 was reported as accurate.
Anonymous · June 4, 2020
Serial Number 1205693 was reported as accurate.
Anonymous · May 12, 2020
Serial Number 1211055 was reported as accurate.
Anonymous · April 13, 2020
Serial Number 1215383 was reported as accurate.
Anonymous · April 8, 2020
Serial Number 1206348 was reported as accurate.
Anonymous · April 7, 2020
Serial Number 1207411 was reported as accurate.
Anonymous · March 30, 2020
Serial Number 1208460 was reported as accurate.
Anonymous · February 23, 2020
Serial Number 1212147 was reported as accurate.
Anonymous · January 10, 2020
Serial Number 1215962 was reported as accurate.
Anonymous · October 15, 2019
Serial Number 1216608 was reported as accurate.
Anonymous · September 27, 2019
Serial Number 1209566 was reported as accurate.
alexkedziekoins 24 · September 24, 2019
Serial Number 1211524 was reported as accurate.
Anonymous · September 23, 2019
Serial Number 1214908 was reported as accurate.
Anonymous · August 23, 2019
Serial Number 1208745 was reported as accurate.
Anonymous · May 17, 2019
Serial Number 1212409 was reported as accurate.
Anonymous · April 23, 2019
Serial Number 1206896 was reported as accurate.
curtis 42 · February 14, 2019
Serial Number 1211624 was reported as accurate.
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