Pocket Watch Database


From the American Horology Archive:
Waltham Grade A.T. & Co. Pocket Watch

American Waltham Watch Co.

Grade: A.T. & Co.

Marked "American Waltham, U.S.A."

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 20057299 Question Mark
Grade: A.T. & Co. Question Mark
Model: 1892 Question Mark
Estimated Production Year: 1915 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 92 of 92 Question Mark
Grade/Model Total Production: 41,973 Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Signing Style: Old English Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Pendant Question Mark
Plate: Full Plate Question Mark
Regulator: Ohlson 1908 Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Railroad Grade: No Question Mark
Movement Markings: American
Waltham, U.S.A.
Non-Magnetic
15 Jewels
Adjusted
Safety Barrel
Case: Various Question Mark
Run ID: 22907.G1904.18S12099.181892M602.O14220.P8041.15J5322 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.445 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
100.72 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
91.65 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.100% Question Mark
Registry Population:
Scoped for This Run Only
2 (0.40%) Question Mark

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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.


Anonymous · December 14, 2017

Serial Number 20057147 was reported as accurate.

Waltham Grade A.T. & Co. Pocket Watch