Pocket Watch Database


From the American Horology Archive:
Waltham Grade 8 Day Pocket Watch

American Waltham Watch Co.

Grade: 8 Day

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 20669839
Grade: 8 Day
Model: 1910
Estimated Production Year: 1916
Run Quantity: 20,000
Grade/Model Run: 57 of 139
Grade/Model Total Production: 806,000
Size: 37s
Jewels: 7j
Movement Configuration: Openface
Movement Setting: Pendant
Plate: 3/4 Plate
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Case: Various
Run ID: 23276.G57.37S57.371910M57.O14464.P8373.7J6799
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.400
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2,426.68
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2,208.28
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.412%
Registry Population:
Scoped for This Run Only
8 (0.04%)

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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 · January 6, 2024

Serial Number 20662876 was reported as accurate.

Anonymous · April 18, 2023

Serial Number 20661822 was reported as accurate.

bronze Supporter 5 · July 8, 2022

Serial Number 20670311 was reported as accurate.

Anonymous · March 31, 2015

Serial Number 20675911 was reported as accurate.

Waltham Grade 8 Day Pocket Watch