Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/auth/login
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/auth/login
Access Date: April 27, 2024
We noticed that you entered a relatively short serial number.
"auth" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
"auth" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
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: auth
| Manufacturer: | E. Howard Watch Co. (Keystone) |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | Unserialized | |
| Grade: | auth | |
| Estimated Production Year: | 1902 | |
| Case: | Various | |
| Database Version: | v52.245 | |
Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
Verification Reports for this Run
There are currently no verifications for this range.