Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1235033/link
Access Date: May 09, 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) |
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| Manufacturer Location: | Waltham, Massachusetts |
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| Movement Serial Number: | 1235033 |
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| Grade: | Series 7 |
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| Model: | 1912 |
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| Estimated Production Year: | Login to View |
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| Run Quantity: | Login to View |
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| Grade/Model Run: | Login to View |
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| Grade/Model Total Production: | Login to View |
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| Size: | 12s |
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| Jewels: | 17j |
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| Jewel Setting: | Login to View |
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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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| Wind Mechanism: | Pendant |
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| Plate: | Bridge Plate |
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| Double Roller: | Yes |
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| Regulator: | Login to View |
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| Hairspring: | Login to View |
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| Standard Dial Type: | Login to View |
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| Adjusted: | Login to View |
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| Adjusted # of Positions: | Login to View |
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| Adjusted to Temperature: | Login to View |
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| Railroad Grade: | Login to View |
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| Movement Markings: | Login to View | |
| Case: | Various | |
| Run ID: | 285.G31.12S68.121912M21.O199.P201.17J136 | |
| Database Version: | v52.645 | |
| Advanced Metrics | ||
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| Registry Population: Scoped for This Run Only | 3 (0.05%) | |
| $ Estimated Value (12 Month Change): | 15.86% Analyzing 504 Sales | |
13 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Jewel Setting, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Positional Adjustments, Temperature Adjustments, Railroad Grade Designation, Movement Markings
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 3 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.
cjbrem Supporter 1073 · May 5, 2025
Serial Number 1235626 was reported as accurate.
Anonymous · January 3, 2024
Serial Number 1231936 was reported as accurate.
Anonymous · April 22, 2023
Serial Number 1232297 was reported as accurate.
Anonymous · August 15, 2022
Serial Number 1234239 was reported as accurate.
Bostonjoe Top Contributor Supporter 223 · December 17, 2021
Serial Number 1231521 was reported as accurate.
Anonymous · May 29, 2021
Serial Number 1236010 was reported as accurate.
Automatic 254 · August 12, 2020
Serial Number 1236473 was reported as accurate.
Anonymous · June 19, 2020
Serial Number 1234762 was reported as accurate.
Anonymous · April 7, 2020
Serial Number 1235537 was reported as accurate.
Anonymous · February 28, 2020
Serial Number 1235537 was reported as inaccurate.
17 jewels
TEMPERATURE
3 POS.
Anonymous · February 17, 2020
Serial Number 1235537 was reported as accurate.
Nhkohn 1 · November 9, 2019
Serial Number 1231100 was reported as accurate.
Anonymous · August 12, 2019
Serial Number 1236390 was reported as accurate.
Anonymous · July 3, 2019
Serial Number 1232962 was reported as accurate.
Anonymous · June 2, 2019
Serial Number 1236700 was reported as accurate.
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