Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: Maximus A

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 22280137 Question Mark
Grade: Maximus A Question Mark
Model: Colonial A Question Mark
Estimated Production Year: 1918 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 1 of 3 Question Mark
Grade/Model Total Production: 2,200 Question Mark
Size: 10s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Regulator: Patent Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 24099.G7.10S644.M1.O14972.P9124.21J523 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.516 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
6.62 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
6.02 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.007% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.50%) Question Mark
Research Note: Waltham Serial Ledgers designate this run as Size 10, Model "C'lA" (Colonial A).

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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.


JerryT Waltham Expert Small Watch Expert 425 · July 16, 2021

Serial Number 22280137 was reported as accurate.

JerryT Waltham Expert Small Watch Expert 425 · July 16, 2021

Serial Number 22280043 was reported as accurate.