Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 310

(Alternatively Grade No. 110)

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 18733029
Grade: No. 310
Model: 1900
Estimated Production Year: 1912
Run Quantity: 3,000
Grade/Model Run: 5 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
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 22098.G5.S16.M10.O13729.P7319.7J6370
Database Version: v52.235
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: 2 (0.07%)
$ Estimated Value (12 Month Change): -11.63% Analyzing 150 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 · December 31, 2022

Serial Number 18732925 was reported as accurate.

cmdraven 3990 · October 26, 2016

Serial Number 18731604 was reported as accurate.

HZiegler 1 · May 9, 2014

Serial Number 18731937 was reported as accurate.