Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 820 Pocket Watch

American Waltham Watch Co.

Grade: No. 820

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 15210904
Grade: No. 820
Model: 1883
Estimated Production Year: 1906
Run Quantity: 1,000
Total Production: 413,500
Size: 18s
Jewels: 15j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
Case: Various
Database Version: v48.496

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Data Verification Reports

15210501
Verification Serial Map
15211500

Anonymous · November 19, 2015

Serial Number 15210904 was reported as accurate.

jerrydk7 227 · March 22, 2014

Serial Number 15211196 was reported as inaccurate.

Note: Movement Finish = Nickel
Regulator = Patent - Breguet hairspring
Railroad Grade = No

Anonymous · February 22, 2014

Serial Number 15211272 was reported as accurate.

Waltham Grade No. 820 Pocket Watch