Pocket Watch Database

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.

From the American Horology Archive:

U.S. Watch Co. (Waltham, Mass)

Grade: 6

Manufacturer: U.S. Watch Co. (Waltham, Mass) Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 12444 Question Mark
Grade: 6 Question Mark
Model: 1888 Question Mark
Estimated Production Year: 1888 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 1 of 2 Question Mark
Grade/Model Total Production: 200 Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Movement Markings: U.S. Watch Co.
Waltham, Mass.
Adjusted
Safety Pinion
Case: Various Question Mark
Run ID: 7.6G1.16S5.161888M2.O5.P5.15J1 Question Mark
Database Version: v52.457 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.60 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.89 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.059% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.00%) Question Mark

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Verification Reports for this Run

There are currently no verifications for this range.