Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1200085/movement
Access Date: December 03, 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: | 1200085 | |
| Grade: | Series 7 | |
| Model: | 1912 | |
| Estimated Production Year: | 1913 | |
| Run Quantity: | 11,000 | |
| Grade/Model Run: | 7 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: | 271.G28.12S56.121912M11.O186.P189.17J132 | |
| Database Version: | v52.479 | |
| 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 | 34.866% | |
| Registry Population: Scoped for This Run Only | 12 (0.11%) | |
| $ Estimated Value (12 Month Change): | 2.68% Analyzing 474 Sales | |
Production Metrics Tree: Grade Series 7
Target Profile: 12S-M1912-17J-ONP-A3PT
| E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 238,850 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 12 watches in the population registry for this run with 4 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.
Blicquer Supporter 90 · July 10, 2022
Serial Number 1196335 was reported as accurate.
Kurlander Supporter 25 · June 7, 2022
Serial Number 1199506 was reported as accurate.
Anonymous · February 9, 2022
Serial Number 1203971 was reported as accurate.
Anonymous · September 9, 2021
Serial Number 1202384 was reported as accurate.
Anonymous · June 16, 2021
Serial Number 1197846 was reported as accurate.
Anonymous · May 18, 2021
Serial Number 1193158 was reported as inaccurate.
Anonymous · May 17, 2021
Serial Number 1197724 was reported as accurate.
Anonymous · April 27, 2021
Serial Number 1193466 was reported as accurate.
Anonymous · February 27, 2021
Serial Number 1203981 was reported as accurate.
Automatic 254 · January 30, 2021
Serial Number 1203977 was reported as accurate.
Automatic 254 · January 12, 2021
Serial Number 1203977 was reported as accurate.
Automatic 254 · November 27, 2020
Serial Number 1201184 was reported as accurate.
Anonymous · October 22, 2020
Serial Number 1195053 was reported as accurate.
Anonymous · August 9, 2020
Serial Number 1202676 was reported as accurate.
Anonymous · July 24, 2020
Serial Number 1200053 was reported as accurate.
Anonymous · May 31, 2020
Serial Number 1193313 was reported as accurate.
Anonymous · May 21, 2020
Serial Number 1193836 was reported as accurate.
Anonymous · April 28, 2020
Serial Number 1193446 was reported as accurate.
Anonymous · April 15, 2020
Serial Number 1196363 was reported as accurate.
Anonymous · March 9, 2020
Serial Number 1202753 was reported as accurate.
Anonymous · March 5, 2020
Serial Number 1203324 was reported as accurate.
Anonymous · February 13, 2020
Serial Number 1193241 was reported as accurate.
cpsals 1 · January 31, 2020
Serial Number 1196371 was reported as accurate.
Anonymous · December 16, 2019
Serial Number 1195305 was reported as accurate.
Anonymous · December 9, 2019
Serial Number 1199344 was reported as accurate.
Anonymous · May 27, 2019
Serial Number 1194372 was reported as accurate.
Anonymous · April 25, 2019
Serial Number 1194883 was reported as accurate.
bubba70 543 · December 24, 2018
Serial Number 1198241 was reported as accurate.
golddude 10 · December 12, 2018
Serial Number 1200621 was reported as accurate.
Anonymous · December 12, 2018
Serial Number 1200621 was reported as accurate.
dsmith168 6 · December 10, 2018
Serial Number 1202858 was reported as accurate.
Anonymous · October 23, 2018
Serial Number 1195216 was reported as accurate.
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