Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/977709
Access Date: December 30, 2024
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 | |
| Movement Serial Number: | 977709 | |
| Grade: | Series 7 | |
| Model: | 1908 | |
| Estimated Production Year: | 1908 | |
| Run Quantity: | 1,000 | |
| Grade/Model Run: | 1 of 20 | |
| Grade/Model Total Production: | 53,450 | |
| Variant Est. Production: | 47,950 (12S-M1908-17J-ONP) | |
| Size: | 12s | |
| Jewels: | 17j | |
| Movement Configuration: | Openface or Hunting | |
| Movement Finish: | Nickel | |
| Movement Setting: | Pendant | |
| Plate: | Bridge Plate | |
| Double Roller: | Yes | |
| Barrel: | Safety | |
| Hairspring: | Breguet | |
| Adjusted: | Yes | |
| Adjusted # of Positions: | 3 | |
| Adjusted to Temperature: | Yes | |
| Railroad Grade: | No | |
| Case: | Various | |
| Run ID: | 118.G1.12S1.121908M1.O1.P101.17J87 | |
| Database Version: | v52.529 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 12.04 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 42.27 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.765% | |
| Registry Population: Scoped for This Run Only | 2 (0.20%) | |
| $ Estimated Value (12 Month Change): | 5.92% Analyzing 420 Sales | |
|
Research Note: Equipped with Stop-Works
|
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Production Metrics Tree: Grade Series 7
Target Profile: 12S-M1908-17J-ONP-A3PT
| E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 238,850 ETP | |||
| 12S: 235,850 98.74% 12s, Grade Series 7 |
Other: 3,000
Other Sizes or Unclassified |
||
| 12S-M1908: 53,450 22.38% 12s, Grade Series 7, Model 1908 |
Other: 182,400
Other Models or Unclassified |
||
| 12S-M1908-17J: 53,450 22.38% 12s, Grade Series 7, Model 1908, 17 Jewels |
|||
| 12S-M1908-17J-ONP: 47,950 20.08% 12s, Grade Series 7, Model 1908, 17 Jewels, Openface or Hunting/Pendant/Nickel |
Other: 5,500
Other Configs or Unclassified |
||
| 12S-M1908-17J-ONP-A3PT: 47,950 20.08% | |||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 2 watches in the population registry for this run with 1 image.
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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 · May 23, 2023
Serial Number 977618 was reported as accurate.
Anonymous · February 1, 2023
Serial Number 977247 was reported as accurate.
MoatsJustin1 top-contributor 5272 · December 31, 2020
Serial Number 977076 was reported as accurate.
Anonymous · September 27, 2019
Serial Number 977940 was reported as accurate.
Anonymous · April 30, 2019
Serial Number 977575 was reported as accurate.
TheKid14 1 · March 23, 2019
Serial Number 977575 was reported as inaccurate.
December 25, 1909 so that may point to the
production run starting in late 1909 instead of
1910.
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