Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/993756
Access Date: April 29, 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:
E. Howard Watch Co. (Keystone)
Grade: Abbott
Manufacturer: | E. Howard Watch Co. (Keystone) |
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Manufacturer Location: | Waltham, Massachusetts |
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Movement Serial Number: | 993756 |
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Grade: | Abbott |
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Variation: | Members Only Data |
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Model: | 1905 |
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Estimated Production Year: | Members Only Data |
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Run Quantity: | Members Only Data |
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Grade/Model Run: | Members Only Data |
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Grade/Model Total Production: | Members Only Data |
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Variant Est. Production: | Members Only Data |
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Size: | 16s |
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Jewels: | 17j |
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Jewel Material: | Members Only Data |
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Jewel Setting: | Members Only Data |
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Movement Configuration: | Hunting |
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Movement Finish: | Nickel |
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Finish Pattern: | Members Only Data |
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Movement Setting: | Pendant |
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Wind Mechanism: | Pendant |
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Plate: | 3/4 Plate |
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Double Roller: | Yes |
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Regulator: | Members Only Data |
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Hairspring: | Members Only Data |
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Standard Dial Type: | Members Only Data |
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Adjusted: | Members Only Data |
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Railroad Grade: | Members Only Data |
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U.S. Patents: | Members Only Data |
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Dial Feet Locations: | Members Only Data |
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Movement Markings: | Members Only Data | |
Case: | Various | ![]() |
Run ID: | 135.G7.16S106.161905M93.H48.P111.17J100 | ![]() |
Database Version: | v52.642 | ![]() |
Advanced Metrics | ||
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Registry Population: Scoped for This Run Only | 10 (1.00%) | ![]() |
Research Note: All examples seen as marked "Abbott Watch Co." with various dials.
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17 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 Material, Jewel Setting, Finish Pattern, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Railroad Grade Designation, U.S. Patents, Dial Feet Locations, 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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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 16, 2022
Serial Number 993511 was reported as accurate.
JerryT Waltham Expert Small Watch Expert 425 · June 9, 2021
Serial Number 993371 was reported as inaccurate.
dial. Dial is marked "ABBOTT / SURE Time" but
name is not fired into enamel and will wash off.
Anonymous · January 7, 2019
Serial Number 993466 was reported as inaccurate.
Abbott Watch Co instead of E Howard Watch company