Anonymous · March 14, 2026
Serial Number 402304 was reported as accurate.
Information Provided by PocketWatchDatabase.com:
https://new.pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/402481
https://new.pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/402481
Access Date: June 3, 2026
From the American Horology Archive:
U.S. Watch Co. (Waltham, Mass)
Due to the lack of existing factory records, our U.S. Watch Co. (Waltham, Mass) 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.
The United States Watch Co. of Waltham, Massachusetts should not be confused with the more common American Waltham Watch Co. If the movement is NOT marked "U.S. Watch Co." or "United States Watch Co." please conduct a lookup under the American Waltham Watch Company.
Introduced September 1892
| Manufacturer: | U.S. Watch Co. (Waltham, Mass) | ? |
| Manufacturer Location: | Waltham, Massachusetts | ? |
| Movement Serial Number: | 402481 | ? |
| Model: | 1892 | ? |
| Estimated Production Year: | 1898 | ? |
| Size: | 18s | ? |
| Jewels: | 11j or 15j | ? |
| Jewel Setting: | Screw-Set | ? |
| Movement Configuration: | Openface | ? |
| Movement Finish: | Nickel | ? |
| Movement Setting: | Lever | ? |
| Plate: | Full Plate | ? |
| Regulator: | Matheson | ? |
| Hairspring: | Breguet | ? |
| Standard Dial Type: | Single-Pressed | ? |
| Movement Markings: | U.S. Watch Co. Waltham, Mass. | ? |
| Case: | Various | ? |
| Run ID: | 249.G48.18S126.181892M31.O73.L204.1115J5 | ? |
| Database Version: | v52.978 | ? |
| Registry Population: Scoped for This Run Only: | 2 (0.40%) | ? |
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Population Registry for This Run
Total Known Population In Run 2/500
Percentage of Total Run 0.40%
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There are 2 watches in the population registry for this run with 2 images.
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Verification Reports for this Run
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