Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1393265
Access Date: May 30, 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: | 1393265 |
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| Grade: | Series 7 |
|
| Model: | 1912 |
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| Estimated Production Year: | 1923 |
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| Run Quantity: | 10,000 |
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| Grade/Model Run: | 20 of 21 |
|
| Grade/Model Total Production: | 182,400 |
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| Size: | 12s |
|
| 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: | Micrometric |
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| Hairspring: | Breguet |
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| Standard Dial Type: | Single-Sunk |
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| Adjusted: | Yes |
|
| Adjusted # of Positions: | 3 |
|
| 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. 17 Jewels [Empty Cirlce in Arrow] Adjustment Temperature 3 Pos. Pat'd '12 |
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| Case: | Various | |
| Run ID: | 329.G41.12S87.121912M40.O240.P225.17J150 | |
| Database Version: | v52.674 | |
| Advanced Metrics | ||
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| Registry Population: Scoped for This Run Only | 19 (0.19%) | |
| $ Estimated Value (12 Month Change): | 16.55% Analyzing 509 Sales | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 19 watches in the population registry for this run with 10 images.
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Help Us Help Others By Improving the Database:
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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.
Anonymous · March 10, 2025
Serial Number 1387659 was reported as accurate.
2mnyboxers Supporter 410 · December 20, 2023
Serial Number 1393218 was reported as accurate.
cjbrem Supporter 1077 · December 4, 2023
Serial Number 1395070 was reported as accurate.
Anonymous · September 30, 2023
Serial Number 1387111 was reported as accurate.
nicnic Supporter 417 · February 27, 2023
Serial Number 1393249 was reported as accurate.
nicnic Supporter 417 · March 9, 2022
Serial Number 1391734 was reported as accurate.
Anonymous · March 3, 2022
Serial Number 1394297 was reported as accurate.
Anonymous · November 13, 2021
Serial Number 1394307 was reported as accurate.
MoatsJustin1 top-contributor 5458 · October 28, 2021
Serial Number 1388129 was reported as accurate.
HerbertTrw Supporter 144 · October 20, 2021
Serial Number 1391040 was reported as accurate.
Anonymous · August 2, 2021
Serial Number 1391687 was reported as accurate.
Anonymous · June 4, 2021
Serial Number 1388309 was reported as accurate.
Anonymous · April 11, 2021
Serial Number 1386142 was reported as accurate.
Anonymous · August 19, 2020
Serial Number 1388864 was reported as accurate.
Anonymous · July 6, 2020
Serial Number 1388864 was reported as accurate.
Anonymous · April 29, 2020
Serial Number 1392248 was reported as accurate.
Anonymous · November 19, 2019
Serial Number 1390723 was reported as accurate.
Anonymous · November 17, 2019
Serial Number 1392868 was reported as accurate.
Anonymous · July 16, 2019
Serial Number 1389893 was reported as accurate.
Anonymous · February 4, 2019
Serial Number 1386112 was reported as inaccurate.
Walter 63 · January 21, 2019
Serial Number 1390745 was reported as accurate.
Walter 63 · December 30, 2018
Serial Number 1390745 was reported as accurate.
Walter 63 · December 30, 2018
Serial Number 1390745 was reported as accurate.
Anonymous · December 26, 2018
Serial Number 1387803 was reported as accurate.
Anonymous · December 9, 2018
Serial Number 1390402 was reported as accurate.
Mibeck 1 · October 22, 2018
Serial Number 1391979 was reported as accurate.
Anonymous · October 17, 2018
Serial Number 1391979 was reported as accurate.
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