Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch

Hamilton Watch Co.

Grade: 992

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 779874
Grade: 992
Model: 1
Estimated Production Year: 1910
Run Quantity: 800
Total Production: 98,400
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: 1st Pattern
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Center Wheel Material: Gold
Regulator: Reed
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
Dial Feet Locations: 7.6, 21.8, 38.0, 50.5
Hamilton 16s Dial Feet Research
Data Research: 1953 Hamilton Serial List
Case: Various
Database Version: v48.496

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Data Verification Reports

779301
Verification Serial Map
780100

Anonymous · August 8, 2021

Serial Number 779492 was reported as accurate.

Anonymous · October 16, 2019

Serial Number 779874 was reported as accurate.

jmpgfoto Supporter 18 · December 1, 2018

Serial Number 780073 was reported as accurate.

Anonymous · March 16, 2018

Serial Number 780053 was reported as accurate.

Anonymous · February 2, 2018

Serial Number 779843 was reported as accurate.

Anonymous · December 9, 2017

Serial Number 780082 was reported as accurate.

Anonymous · September 6, 2017

Serial Number 779537 was reported as accurate.

Anonymous · September 6, 2017

Serial Number 779537 was reported as accurate.

Anonymous · April 29, 2017

Serial Number 779572 was reported as accurate.

Anonymous · May 20, 2016

Serial Number 779785 was reported as accurate.

Anonymous · October 5, 2015

Serial Number 779401 was reported as accurate.

Anonymous · November 24, 2014

Serial Number 779439 was reported as accurate.

rjandladyj 156 · December 17, 2013

Serial Number 779843 was reported as accurate.

Anonymous · September 11, 2013

Serial Number 779705 was reported as inaccurate.

Note: Lever set
Railroad Grade
Changes since this report was submitted:
Railroad Grade changed from ? to Yes

Anonymous · August 19, 2012

Serial Number 780037 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1
Double Roller changed from No to Yes

Anonymous · July 8, 2012

Serial Number 779493 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1
Double Roller changed from No to Yes

Anonymous · May 15, 2012

Serial Number 779471 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1
Double Roller changed from No to Yes
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch