Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 879

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 30441822 Question Mark
Grade: No. 879 Question Mark
Model: L-8.75 Question Mark
Estimated Production Date: March 21, 1940 Question Mark
Run Quantity: 10,000 Question Mark
Grade/Model Run: 8 of 15 Question Mark
Grade/Model Total Production: 124,000 Question Mark
Size: 8.75L Question Mark
Jewels: 9j Question Mark
Movement Configuration: Openface Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 25737.G8.S25.M25.O15986.U107.9J123 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.462 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
213.76 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
194.52 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.212% Question Mark
Registry Population:
Scoped for This Run Only
2 (0.02%) 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.


rtwatches 943 · May 16, 2018

Serial Number 30439128 was reported as accurate.

Anonymous · March 27, 2018

Serial Number 30446567 was reported as accurate.

ceocbeck 112 · November 7, 2014

Serial Number 30446663 was reported as accurate.

pmwas1 97 · January 11, 2014

Serial Number 30440631 was reported as inaccurate.

No further details were submitted with the report.