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: 18469624
Grade: No. 620
Model: 1908
Estimated Production Year: 1912
Run Quantity: 2,000
Total Production: 354,099
Size: 16s
Jewels: 15j
Movement Configuration: Hunting
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Church 1892
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
Database Version: v48.137

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Data Verification Reports

18468001
Verification Serial Map
18470000

Fifty50 Supporter 300 · May 6, 2021

Serial Number 18469801 was reported as accurate.

Anonymous · December 18, 2020

Serial Number 18468915 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 22, 2020

Serial Number 18469909 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Dankace02 3 · April 5, 2020

Serial Number 18469857 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Dankace02 3 · April 3, 2020

Serial Number 18469857 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 27, 2020

Serial Number 18469857 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 15, 2019

Serial Number 18468915 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · December 19, 2018

Serial Number 18468047 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 13, 2018

Serial Number 18469932 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 30, 2018

Serial Number 18468143 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 28, 2018

Serial Number 18468143 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · July 26, 2017

Serial Number 18469391 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Yolo79 1 · January 20, 2017

Serial Number 18469217 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 620 Pocket Watch Movement
Waltham Grade No. 620 Pocket Watch Movement