Pocket Watch Database


From the American Horology Archive:
Waltham Grade No. 20 Pocket Watch

American Waltham Watch Co.

Grade: No. 20

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 7798160
Grade: No. 20
Model: 1888
Estimated Production Year: 1896
Run Quantity: 1,000
Grade/Model Run: 115 of 138
Grade/Model Total Production: 305,873
Size: 16s
Jewels: 7j
Movement Configuration: Hunting
Movement Finish: Gilt
Movement Setting: Pendant
Plate: 3/4 Plate
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Case: Various
Run ID: 15682.G115.16S849.161888M524.H4507.P2172.7J4454
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
476.21
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
433.35
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.473%
Registry Population:
Scoped for This Run Only
2 (0.20%)
$ Estimated Value (12 Month Change): -4.50% Analyzing 353 Sales

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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 · May 4, 2018

Serial Number 7798660 was reported as accurate.

Anonymous · February 17, 2017

Serial Number 7798787 was reported as accurate.

Anonymous · February 11, 2014

Serial Number 7798400 was reported as accurate.

Waltham Grade No. 20 Pocket Watch