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 79 Pocket Watch

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

Grade: 79

Manufacturer: U.S. Watch Co. (Waltham, Mass)
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 104145
Grade: 79
Model: 1892
Estimated Production Year: 1893
Run Quantity: 200
Grade/Model Run: 1 of 1
Grade/Model Total Production: 200
Size: 18s
Jewels: 16j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Regulator: Matheson
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
U.S. Patents: 308409, 493508
Movement Markings: U.S. Watch Co.
Waltham, Mass.
Adjusted
Case: Various
Run ID: 156.79G1.18S73.181892M5.O44.L115.16J8
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.60
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.89
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.060%
Registry Population: 2 (1.00%)

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U.S. Watch Co. (Waltham, Mass) Grade 79 Pocket Watch