Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 620 Pocket Watch Movement
Waltham Grade No. 620 Pocket Watch Movement

American Waltham Watch Co.

Grade: No. 620

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 14758148
Grade: No. 620
Model: 1899
Estimated Production Year: 1906
Run Quantity: 2,000
Total Production: 340,100
Size: 16s
Jewels: 15j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List

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Data Verification Reports

14757501
Verification Serial Map
14759500

Strixnebu 15 · August 28, 2020

Serial Number 14759394 was reported as accurate.

Anonymous · May 28, 2018

Serial Number 14757680 was reported as accurate.

mufd1v3r 1 · April 11, 2018

Serial Number 14758148 was reported as accurate.

Anonymous · April 11, 2018

Serial Number 14758148 was reported as accurate.

Anonymous · February 11, 2016

Serial Number 14758072 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · September 5, 2014

Serial Number 14757571 was reported as accurate.

jamesandrews 2 · March 14, 2014

Serial Number 14757622 was reported as accurate.

Anonymous · December 20, 2013

Serial Number 14757598 was reported as accurate.

Waltham Grade No. 620 Pocket Watch Movement
Waltham Grade No. 620 Pocket Watch Movement