Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 940 Pocket Watch Movement
Hamilton Grade 940 Pocket Watch Movement

Hamilton Watch Co.

Grade: 940

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 246639
Grade: 940
Model: 1
Estimated Production Year: 1903
Run Quantity: 1,000
Total Production: 210,596
Size: 18s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Damaskeened
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Barrel: Going
Regulator: Goldthwait
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Railroad Grade Classification: Class A
Dial Feet Locations: 2.6, 18.0, 38.2
U.S. Patents: 832672, 427072
Data Research: 1953 Hamilton Serial List
Database Version: v48.037

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Data Verification Reports

246001
Verification Serial Map
247000

Anonymous · November 27, 2021

Serial Number 246243 was reported as accurate.

Anonymous · September 19, 2021

Serial Number 246248 was reported as accurate.

Anonymous · July 26, 2021

Serial Number 246222 was reported as accurate.

Natfan 1 · August 25, 2019

Serial Number 246719 was reported as accurate.

Anonymous · August 23, 2019

Serial Number 246898 was reported as accurate.

Anonymous · January 16, 2019

Serial Number 246512 was reported as accurate.

Anonymous · January 15, 2019

Serial Number 246771 was reported as accurate.

Gimparoo Supporter 700 · August 18, 2018

Serial Number 246771 was reported as accurate.

Anonymous · February 15, 2018

Serial Number 246871 was reported as accurate.

Dharris25 1 · February 17, 2017

Serial Number 246646 was reported as accurate.

rock862 242 · November 2, 2016

Serial Number 246683 was reported as accurate.

Anonymous · October 23, 2016

Serial Number 246639 was reported as accurate.

fordcasa Top Contributor Supporter 409 · September 23, 2016

Serial Number 246639 was reported as accurate.

Anonymous · September 2, 2015

Serial Number 246913 was reported as accurate.

thomase 42 · November 4, 2014

Serial Number 246160 was reported as accurate.

Anonymous · October 25, 2014

Serial Number 246160 was reported as accurate.

Anonymous · March 25, 2013

Serial Number 246513 was reported as accurate.

Hamilton Grade 940 Pocket Watch Movement
Hamilton Grade 940 Pocket Watch Movement