Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/965909
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/965909
Access Date: December 20, 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:
E. Howard Watch Co. (Keystone)
Grade: Abbott
| Manufacturer: | E. Howard Watch Co. (Keystone) |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 965909 | |
| Grade: | Abbott | |
| Variation: | Abbott Watch Co. | |
| Model: | 1905 | |
| Estimated Production Year: | 1908 | |
| Run Quantity: | 100 | |
| Grade/Model Run: | 2 of 7 | |
| Grade/Model Total Production: | 7,200 | |
| Variant Est. Production: | 1,900 (16S-M1905-17J-HNP-A-ABBOTT WATCH CO.) | |
| Size: | 16s | |
| Jewels: | 17j | |
| Jewel Material: | Ruby | |
| Jewel Setting: | Raised Gold Settings (Screw-Set) | |
| Movement Configuration: | Hunting | |
| Movement Finish: | Nickel | |
| Finish Pattern: | Circular | |
| Movement Setting: | Pendant | |
| Plate: | 3/4 Plate | |
| Double Roller: | Yes | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| Standard Dial Type: | Double-Sunk | |
| Adjusted: | Yes | |
| Railroad Grade: | No | |
| Dial Feet Locations: | 10.7, 24.3, 48.9 | |
| U.S. Patents: | 781263, 796162, 886387, 900183, 992013, 971496, 978612, 981667 | |
| Movement Markings: | Abbott Watch Co. Adjusted 17 Jewels |
|
| Case: | Various | |
| Run ID: | 98.G2.16S75.161905M69.H34.P89.17J72 | |
| Database Version: | v52.516 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 21.67 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 76.17 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1.377% | |
| Registry Population: Scoped for This Run Only | 3 (3.00%) | |
|
Research Note: #964690, #965466, #965633, #965787, #965985: Reported as Marked "Abbott Watch Co." with Circular Pattern. #965331: Verified as Marked "Abbott Watch Co." with Circular Pattern.
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Production Metrics Tree: Grade Abbott
Target Profile: 16S-M1905-17J-HNP-A-ABBOTT WATCH CO.
| E. Howard Watch Co. (Keystone) Grade Abbott (All Variations): 7,200 ETP | |
| 16S: 7,200 100.00% 16s, Grade Abbott |
|
| 16S-M1905: 7,200 100.00% 16s, Grade Abbott, Model 1905 |
|
| 16S-M1905-17J: 7,200 100.00% 16s, Grade Abbott, Model 1905, 17 Jewels |
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| 16S-M1905-17J-HNP: 7,200 100.00% 16s, Grade Abbott, Model 1905, 17 Jewels, Hunting/Pendant/Nickel |
|
| 16S-M1905-17J-HNP-A: 7,200 100.00% | |
| 16S-M1905-17J-HNP-A-ABBOTT WATCH CO.: 1,900 26.39% | Other: 5,300
Other Variants or Unclassified |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 3 watches in the population registry for this run with 1 image.
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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 28, 2019
Serial Number 965909 was reported as accurate.
Changes since this report was submitted:
Grade changed from Series 3 to Abbott
Double Roller changed from No to Yes
