Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1317753/movement
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:
-Series11-16s.jpg)
E. Howard Watch Co. (Keystone)
Grade: Series 11
| Manufacturer: | E. Howard Watch Co. (Keystone) |
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| Manufacturer Location: | Waltham, Massachusetts |
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| Movement Serial Number: | 1317753 |
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| Grade: | Series 11 |
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| Variation: | Login to View |
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| Model: | E |
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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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| Variant Est. Production: | Login to View |
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| Size: | 16s |
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| Jewels: | 21j |
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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: | Lever |
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| Wind Mechanism: | Pendant |
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| Plate: | Bridge Plate |
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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 to Position: | 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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| Adjusted to Isochronism: | Login to View |
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| Railroad Grade: | Login to View |
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| Railroad Grade Classification: | Login to View |
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| Movement Markings: | Login to View | |
| Case: | Various | |
| Run ID: | 316.G7.16S197.M7.O227.L67.21J51 | |
| Database Version: | v52.645 | |
| Advanced Metrics | ||
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| Registry Population: Scoped for This Run Only | 10 (0.50%) | |
| $ Estimated Value (12 Month Change): | -5.16% Analyzing 218 Sales | |
18 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Variation, Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Variant Est. Production, Jewel Setting, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Adjusted to Position, Positional Adjustments, Temperature Adjustments, Isochronism Adjustments, Railroad Grade Designation, Railroad Grade Classification, Movement Markings
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 10 watches in the population registry for this run with 2 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 · July 27, 2024
Serial Number 1318720 was reported as accurate.
joe4646 Supporter 44 · June 28, 2024
Serial Number 1317753 was reported as accurate.
joe4646 Supporter 44 · June 14, 2024
Serial Number 1317753 was reported as accurate.
Anonymous · June 4, 2024
Serial Number 1317765 was reported as accurate.
newasia 2 · November 18, 2023
Serial Number 1317640 was reported as accurate.
rmwatchandclock Supporter 384 · July 16, 2023
Serial Number 1318573 was reported as accurate.
Anonymous · February 22, 2022
Serial Number 1318061 was reported as accurate.
Anonymous · April 6, 2021
Serial Number 1317181 was reported as accurate.
Anonymous · December 28, 2020
Serial Number 1318311 was reported as accurate.
Anonymous · November 2, 2020
Serial Number 1318000 was reported as accurate.
Anonymous · October 13, 2020
Serial Number 1318330 was reported as accurate.
Anonymous · May 26, 2020
Serial Number 1317758 was reported as accurate.
MoatsJustin1 top-contributor 5448 · May 11, 2020
Serial Number 1317047 was reported as accurate.
Bluejay 179 · October 21, 2019
Serial Number 1317818 was reported as accurate.
Anonymous · April 7, 2019
Serial Number 1317822 was reported as accurate.
Anonymous · March 31, 2019
Serial Number 1318134 was reported as accurate.
Anonymous · January 27, 2019
Serial Number 1317905 was reported as accurate.
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