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: 240761
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: v47.470

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Data Verification Reports

240001
Verification Serial Map
241000

Anonymous · December 17, 2019

Serial Number 240668 was reported as accurate.

Anonymous · November 1, 2019

Serial Number 240948 was reported as accurate.

Anonymous · July 30, 2019

Serial Number 240874 was reported as accurate.

WLBelkriver33 804 · March 1, 2019

Serial Number 240842 was reported as accurate.

Normamenasco 1 · November 1, 2017

Serial Number 240280 was reported as accurate.

Anonymous · January 26, 2016

Serial Number 240521 was reported as accurate.

wreckman513 1 · March 5, 2015

Serial Number 0240404 was reported as accurate.

Anonymous · January 25, 2015

Serial Number 240743 was reported as accurate.

Anonymous · July 27, 2014

Serial Number 240904 was reported as accurate.

ReneeInReno 9 · July 27, 2014

Serial Number 240326 was reported as accurate.

Anonymous · June 8, 2014

Serial Number 240744 was reported as accurate.

Anonymous · April 15, 2014

Serial Number 240761 was reported as accurate.

Anonymous · November 26, 2013

Serial Number 240707 was reported as accurate.

Anonymous · April 7, 2013

Serial Number 240356 was reported as accurate.

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