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 60 Pocket Watch

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

Grade: 60

Manufacturer: U.S. Watch Co. (Waltham, Mass) Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 66013 Question Mark
Grade: 60 Question Mark
Model: 1889 Question Mark
Estimated Production Year: 1890 Question Mark
Run Quantity: 50 Question Mark
Grade/Model Run: 1 of 2 Question Mark
Grade/Model Total Production: 550 Question Mark
Variant Est. Production: 50 (6S-M1889-15J) Question Mark
Size: 6s Question Mark
Jewels: 15j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Split Plate Question Mark
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: No Question Mark
Movement Markings: U.S. Watch Co.
Waltham, Mass.
Safety Pinion
Adjusted
Case: Various Question Mark
Run ID: 104.60G1.6S23.61889M23.H60.L60.15J27 Question Mark
Database Version: v52.504 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.65 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
11.04 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.161% Question Mark
Registry Population:
Scoped for This Run Only
2 (4.00%) Question Mark

Help Us Help Others By Improving the Database:

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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.


Anpavl Supporter 43 · July 29, 2023

Serial Number 66014 was reported as accurate.

Anpavl Supporter 43 · July 1, 2023

Serial Number 66014 was reported as inaccurate.

Note: The description stated a double sunk dial, when
mine is single sunk. I notice the other watch one
digit away in the serial number is a double sunk
dial...everything else is the same. Roman
numerals, ring track, etc.
U.S. Watch Co. (Waltham, Mass) Grade 60 Pocket Watch