Pocket Watch Database

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

Hamilton Watch Co.

Grade: 992

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 1591766
Grade: 992
Model: 2
To Finishing Dept: Jan 29, 1921
Run Quantity: 1,000
Total Production: 447,200
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: 2nd Pattern (bar)
Movement Signing Style: Serif Caps
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
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: 22.3, 38.0, 57.1
Hamilton 16s Dial Feet Research
Movement Markings: Hamilton Watch Co.
Lancaster, Pa.
21 Jewels
992
Adjusted 5 Positions
Double Roller
Data Research: 1953 Hamilton Serial List

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Data Verification Reports

1591001
Verification Serial Map
1592000

Anonymous · September 23, 2020

Serial Number 1591789 was reported as accurate.

Anonymous · January 21, 2020

Serial Number 1591421 was reported as accurate.

Bulldog1964 7 · August 19, 2016

Serial Number 1591766 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · December 4, 2015

Serial Number 1591558 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

hdgmonk 2 · July 14, 2014

Serial Number 1591298 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · July 14, 2014

Serial Number 1591298 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · July 2, 2013

Serial Number 1591314 was reported as accurate.

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

txtimefan 101 · June 22, 2013

Serial Number 1591815 was reported as accurate.

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

Anonymous · June 7, 2013

Serial Number 1591120 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes
Hamilton Grade 992 Pocket Watch Movement
Hamilton Grade 992 Pocket Watch Movement