Pocket Watch Database

From the American Horology Archive:
Waltham Grade P.S. Bartlett Pocket Watch Movement

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 264519
Grade: P.S. Bartlett
Model: 1857
Estimated Production Date: December 1866
Run Quantity: 210
Total Production: 292,759
Size: 18s
Jewels: 11j
Movement Configuration: Either
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Balance Type: Solid
Balance Material: Steel
Adjusted: Yes
Railroad Grade: No
Data Research: c.1900 Waltham Factory Ledgers
1954 Waltham "Gray Book" List

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Anonymous ยท October 21, 2018

Serial Number 264519 was reported as accurate.

Waltham Grade P.S. Bartlett Pocket Watch Movement