Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/996094/movement
Access Date: December 01, 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:
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E. Howard Watch Co. (Keystone)
Grade: Series 7
| Manufacturer: | E. Howard Watch Co. (Keystone) |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 996094 | |
| Grade: | Series 7 | |
| Variation: | Stopworks | |
| Model: | 1908 | |
| Estimated Production Year: | 1908 | |
| Run Quantity: | 5,500 | |
| Grade/Model Run: | 4 of 20 | |
| Grade/Model Total Production: | 52,950 | |
| Variant Est. Production: | 9,750 (12S-M1908-17J-ONP-A3PT-STOPWORKS) | |
| Size: | 12s | |
| Jewels: | 17j | |
| Jewel Setting: | Burnished Jewels | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Finish Pattern: | Paralell | |
| 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 |
|
| Case: | Various | |
| Run ID: | 134.G4.12S4.121908M4.O76.P111.17J100 | |
| Database Version: | v52.473 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 130.82 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 460.17 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 8.316% | |
| Registry Population: Scoped for This Run Only | 13 (0.24%) | |
| $ Estimated Value (12 Month Change): | 2.58% Analyzing 414 Sales | |
|
Research Note: Equipped with Stop-Works
|
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Production Metrics Tree: Grade Series 7
Target Profile: 12S-M1908-17J-ONP-A3PT-STOPWORKS
| 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-M1908: 52,950 22.22% 12s, Grade Series 7, Model 1908 |
Other: 182,400
Other Models or Unclassified |
|||
| 12S-M1908-17J: 52,950 22.22% 12s, Grade Series 7, Model 1908, 17 Jewels |
||||
| 12S-M1908-17J-ONP: 47,450 19.91% 12s, Grade Series 7, Model 1908, 17 Jewels, Openface/Pendant/Nickel |
Other: 5,500
Other Configs or Unclassified |
|||
| 12S-M1908-17J-ONP-A3PT: 47,450 19.91% | ||||
| 12S-M1908-17J-ONP-A3PT-STOPWORKS: 9,750 4.09% | Other: 37,700
Other Variants or Unclassified |
|||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 13 watches in the population registry for this run with 3 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.
Anonymous · August 9, 2023
Serial Number 996666 was reported as accurate.
Fifty50 Supporter 350 · June 3, 2023
Serial Number 998999 was reported as accurate.
Anonymous · April 30, 2022
Serial Number 995921 was reported as inaccurate.
Anonymous · March 13, 2022
Serial Number 998746 was reported as accurate.
HerbertTrw Supporter 143 · March 8, 2022
Serial Number 998338 was reported as accurate.
Anonymous · May 14, 2021
Serial Number 998340 was reported as accurate.
Faberius Supporter 6 · April 5, 2021
Serial Number 997347 was reported as accurate.
Anonymous · September 1, 2020
Serial Number 999299 was reported as accurate.
Anonymous · March 21, 2020
Serial Number 997473 was reported as accurate.
Anonymous · March 15, 2020
Serial Number 997473 was reported as accurate.
Anonymous · March 9, 2020
Serial Number 999272 was reported as accurate.
Anonymous · February 29, 2020
Serial Number 994089 was reported as accurate.
Anonymous · February 22, 2020
Serial Number 999416 was reported as accurate.
Anonymous · January 13, 2020
Serial Number 994808 was reported as accurate.
Anonymous · October 20, 2019
Serial Number 997977 was reported as inaccurate.
fweepa 29 · May 3, 2019
Serial Number 998799 was reported as accurate.
Anonymous · May 3, 2019
Serial Number 998799 was reported as accurate.
Automatic 254 · April 20, 2019
Serial Number 996668 was reported as accurate.
Anonymous · March 15, 2019
Serial Number 996197 was reported as accurate.
Anonymous · March 11, 2019
Serial Number 999224 was reported as accurate.
Ashraf 149 · January 29, 2019
Serial Number 996649 was reported as accurate.
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