Pocket Watch Database

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

Hamilton Watch Co.

Grade: 940

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 686026
Grade: 940
Model: 1
Estimated Production Year: 1910
Run Quantity: 2,000
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
Double Roller: Yes
Barrel: Motor
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
Dial Feet Locations: 2.6, 18.0, 38.2
U.S. Patents: 832672, 427072
Data Research: 1953 Hamilton Serial List

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

685001
Verification Serial Map
687000

Anonymous · November 8, 2020

Serial Number 686438 was reported as accurate.

Anonymous · July 6, 2020

Serial Number 685264 was reported as accurate.

Anonymous · January 26, 2020

Serial Number 685008 was reported as accurate.

Anonymous · August 20, 2019

Serial Number 685264 was reported as accurate.

Anonymous · August 11, 2019

Serial Number 686715 was reported as accurate.

Anonymous · April 2, 2019

Serial Number 685264 was reported as accurate.

Anonymous · January 10, 2019

Serial Number 686026 was reported as accurate.

sergioag 7 · December 24, 2018

Serial Number 685514 was reported as accurate.

bitucker 20 · September 19, 2018

Serial Number 685514 was reported as accurate.

Anonymous · August 24, 2017

Serial Number 686945 was reported as accurate.

Anonymous · August 4, 2017

Serial Number 686541 was reported as accurate.

Anonymous · June 14, 2017

Serial Number 685008 was reported as accurate.

Anonymous · April 19, 2017

Serial Number 685008 was reported as accurate.

Anonymous · January 10, 2017

Serial Number 685280 was reported as accurate.

Yellowtail420 80 · October 16, 2016

Serial Number 686303 was reported as accurate.

von1943 357 · September 23, 2016

Serial Number 685829 was reported as accurate.

von1943 357 · September 23, 2016

Serial Number 685829 was reported as accurate.

quadcitycoin 43 · July 27, 2016

Serial Number 686438 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · February 26, 2016

Serial Number 685399 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

rock862 242 · October 25, 2015

Serial Number 686798 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · September 11, 2015

Serial Number 686334 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · June 29, 2015

Serial Number 686775 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · September 26, 2014

Serial Number 686803 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · September 12, 2014

Serial Number 0685134 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

cec13445 2 · February 22, 2014

Serial Number 686236 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · July 31, 2013

Serial Number 686032 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · April 21, 2013

Serial Number 686538 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · October 21, 2012

Serial Number 686032 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · September 25, 2012

Serial Number 686668 was reported as inaccurate.

Note: This is a full plate and everything else is
correct.
Changes since this report was submitted:
Double Roller changed from No to Yes
Plate changed from Unknown to Full

Anonymous · May 27, 2012

Serial Number 686544 was reported as inaccurate.

Note: this is a full hunter, roman numeral dial, other
than that it appears to fit the above description.
movement indiates a model 941, full movement
Changes since this report was submitted:
Double Roller changed from No to Yes
Plate changed from Unknown to Full
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch