Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 936 Pocket Watch
Hamilton Grade 936 Pocket Watch

Hamilton Watch Co.

Grade: 936

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 498791
Grade: 936
Model: 1
Class: 2
Estimated Production Year: 1907
Run Quantity: 1,000
Total Production: 23,507
Size: 18s
Jewels: 17j
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Barrel: Going
Regulator: Goldthwait
Hairspring: Breguet
Pallet Jewel Material: Sapphire
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
Case: Various
Database Version: v48.272

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Data Verification Reports

498001
Verification Serial Map
499000

Anonymous · April 20, 2020

Serial Number 498271 was reported as accurate.

Anonymous · April 20, 2020

Serial Number 498271 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · November 22, 2019

Serial Number 498969 was reported as accurate.

KDH1957 1 · May 29, 2019

Serial Number 498939 was reported as accurate.

Eremophila 5 · September 8, 2018

Serial Number 498535 was reported as accurate.

Eremophila 5 · September 6, 2018

Serial Number 498515 was reported as accurate.

Gimparoo Supporter 703 · March 8, 2018

Serial Number 498913 was reported as accurate.

nicnic Supporter 266 · March 1, 2018

Serial Number 498240 was reported as accurate.

von1943 361 · August 26, 2017

Serial Number 498206 was reported as accurate.

Gimparoo Supporter 703 · August 6, 2017

Serial Number 498785 was reported as accurate.

Anonymous · July 19, 2017

Serial Number 498785 was reported as accurate.

Anonymous · October 29, 2016

Serial Number 498515 was reported as accurate.

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

Anonymous · October 17, 2016

Serial Number 498790 was reported as accurate.

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

Anonymous · April 19, 2016

Serial Number 498161 was reported as accurate.

bwalder 137 · March 12, 2016

Serial Number 498334 was reported as accurate.

Gasperoff 727 · March 21, 2015

Serial Number 498137 was reported as accurate.

Anonymous · March 12, 2015

Serial Number 498980 was reported as accurate.

Anonymous · March 10, 2015

Serial Number 498980 was reported as accurate.

Anonymous · July 27, 2014

Serial Number 498601 was reported as accurate.

Anonymous · July 20, 2014

Serial Number 498601 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · May 26, 2014

Serial Number 498790 was reported as accurate.

Anonymous · August 3, 2013

Serial Number 498515 was reported as accurate.

cmdraven 3391 · July 28, 2013

Serial Number 498387 was reported as accurate.

Anonymous · June 8, 2013

Serial Number 498473 was reported as accurate.

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

Anonymous · January 27, 2013

Serial Number 498117 was reported as accurate.

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

Anonymous · May 4, 2012

Serial Number 498358 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes
Hamilton Grade 936 Pocket Watch
Hamilton Grade 936 Pocket Watch