Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1089170
Access Date: May 31, 2025
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 |
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| Movement Serial Number: | 1089170 |
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| Grade: | Series 7 |
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| Model: | 1908 |
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| Estimated Production Year: | 1910 |
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| Run Quantity: | 3,000 |
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| Grade/Model Run: | 15 of 20 |
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| Grade/Model Total Production: | 53,450 |
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| Variant Est. Production: | 47,950 (12S-M1908-17J-ONP) |
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| Size: | 12s |
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| Jewels: | 17j |
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| Jewel Setting: | Burnished Jewels |
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| Movement Configuration: | Openface |
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| Movement Finish: | Nickel |
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| Movement Setting: | Pendant |
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| Plate: | Bridge Plate |
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| Double Roller: | Yes |
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| Regulator: | Reed |
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| Hairspring: | Breguet |
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| Standard Dial Type: | Single-Sunk |
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| Adjusted: | Yes |
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| Adjusted # of Positions: | 3 |
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| Adjusted to Temperature: | Yes |
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| Railroad Grade: | No |
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| Movement Markings: |
E. Howard Watch Co. Boston U.S.A. Adjusted 17 Jewels Pat'd '08 |
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| Case: | Various | |
| Run ID: | 193.G16.12S31.121908M29.O117.P150.17J114 | |
| Database Version: | v52.678 | |
| Advanced Metrics | ||
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| Registry Population: Scoped for This Run Only | 5 (0.17%) | |
| $ Estimated Value (12 Month Change): | 15.58% Analyzing 438 Sales | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 5 watches in the population registry for this run with 3 images.
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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.
Flounder68 4 · February 12, 2025
Serial Number 1088256 was reported as accurate.
TerryfromCanada Supporter 498 · February 7, 2025
Serial Number 1088261 was reported as accurate.
ebsrods Supporter 131 · April 19, 2023
Serial Number 1087507 was reported as accurate.
cmdraven 4135 · January 17, 2022
Serial Number 1088870 was reported as accurate.
Anonymous · August 9, 2021
Serial Number 1087855 was reported as accurate.
Anonymous · July 6, 2021
Serial Number 1088020 was reported as accurate.
Anonymous · January 4, 2021
Serial Number 1087588 was reported as accurate.
Anonymous · December 29, 2020
Serial Number 1090000 was reported as accurate.
Anonymous · January 13, 2020
Serial Number 1087807 was reported as accurate.
cmdraven 4135 · August 20, 2019
Serial Number 1087807 was reported as accurate.
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