PHIL1199 · May 25, 2024
Serial Number 949270 was reported as accurate.
Information Provided by PocketWatchDatabase.com:
https://new.pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/949314
https://new.pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/949314
Access Date: June 3, 2026
From the American Horology Archive:
E. Howard Watch Co. (Keystone)
Grade: Series 3
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.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.
| Manufacturer: | E. Howard Watch Co. (Keystone) | ? |
| Manufacturer Location: | Waltham, Massachusetts | ? |
| Movement Serial Number: | 949314 | ? |
| Grade: | Series 3 | ? |
| Model: | 1905 | ? |
| Estimated Production Year: | 1907 | ? |
| Run Quantity: | 2,000 | ? |
| Grade/Model Run: | 17 of 39 | ? |
| Grade/Model Total Production: | 49,390 | ? |
| Variant Est. Production: | 26,840 (16S-M1905-H) | ? |
| Size: | 16s | ? |
| Jewels: | 17j | ? |
| Jewel Material: | Ruby & Sapphire | ? |
| Jewel Setting: | Gold Settings (Screw-Set) | ? |
| Movement Configuration: | Hunting | ? |
| Movement Finish: | Nickel | ? |
| Finish Pattern: | Circular | ? |
| Movement Setting: | Pendant | ? |
| Plate: | 3/4 Plate | ? |
| Regulator: | Reed | ? |
| Hairspring: | Breguet | ? |
| Pallet Jewel Material: | Sapphire | ? |
| Standard Dial Type: | Single-Sunk | ? |
| Adjusted: | Yes | ? |
| Adjusted to Position: | Yes | ? |
| Adjusted # of Positions: | 3 | ? |
| Adjusted to Temperature: | Yes | ? |
| Adjusted to Isochronism: | Yes | ? |
| Dial Feet Locations: | 10.7, 24.3, 48.9 | ? |
| Movement Markings: | E. Howard Watch Co. Boston U.S.A. Adjusted 17 Jewels Pat'd. '05 | ? |
| Case: | Various | ? |
| Run ID: | 79.G36.16S54.161905M53.H24.P68.17J57 | ? |
| Database Version: | v52.978 | ? |
| Advanced Metrics | ||
| Members Only Data. Login or create a free account to unlock. | ||
| Registry Population: Scoped for This Run Only: | 40 (2.00%) | ? |
| $ Estimated Value (12 Month Change): | +7.79% Analyzing 316 Sales | ? |
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Population Registry for This Run
Total Known Population In Run 40/2,000
Percentage of Total Run 2.00%
|
There are 40 watches in the population registry for this run with 1 image.
Create a FREE account or login to view the population registry and add your watch to the registry. |
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Verification Reports for this Run
The following reports have been submitted by members in reference to this production run. These reports help verify data and track inaccuracies that require further research.
Anonymous · April 11, 2024
Serial Number 949681 was reported as accurate.
Anonymous · March 1, 2024
Serial Number 949681 was reported as accurate.
Rcardkidz · April 8, 2023
Serial Number 948514 was reported as accurate.
Anonymous · March 30, 2023
Serial Number 948660 was reported as accurate.
collector6875 · February 3, 2023
Serial Number 948374 was reported as accurate.
Anonymous · November 13, 2021
Serial Number 949192 was reported as accurate.
Anonymous · January 16, 2021
Serial Number 949580 was reported as accurate.
Anonymous · February 11, 2020
Serial Number 948694 was reported as accurate.
Anonymous · December 25, 2019
Serial Number 948204 was reported as accurate.
Snapper · December 2, 2019
Serial Number 949546 was reported as accurate.
Anonymous · April 17, 2019
Serial Number 948284 was reported as accurate.
texnet · April 4, 2019
Serial Number 949681 was reported as accurate.
texnet · April 4, 2019
Serial Number 949681 was reported as accurate.
Anonymous · December 11, 2018
Serial Number 949848 was reported as accurate.