Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 310

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 19790650
Grade: No. 310
Model: 1900
Estimated Production Year: 1914
Run Quantity: 3,000
Grade/Model Run: 20 of 30
Grade/Model Total Production: 109,199
Size: 3/0s
Jewels: 7j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Case: Various
Run ID: 22740.G21.S85.M51.O14114.P7905.7J6639
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.406
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
328.77
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
299.18
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.327%
Registry Population:
Scoped for This Run Only
3 (0.10%)

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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.


MoatsJustin1 top-contributor 5122 · July 26, 2023

Serial Number 19789963 was reported as accurate.

Anonymous · May 6, 2019

Serial Number 19790915 was reported as accurate.

Anonymous · June 30, 2013

Serial Number 19788754 was reported as accurate.

Anonymous · April 17, 2013

Serial Number 19790650 was reported as accurate.

Anonymous · April 11, 2013

Serial Number 19790650 was reported as accurate.