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: 1392880
Grade: 992
Model: 2
Estimated Production Year: 1918
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 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
Data Research: 1953 Hamilton Serial List
Case: Various
Database Version: v48.508

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Data Verification Reports

1392001
Verification Serial Map
1393000

Charon9 11 · July 3, 2022

Serial Number 1392115 was reported as accurate.

locoengr 23 · July 3, 2021

Serial Number 1392612 was reported as accurate.

Anonymous · November 5, 2020

Serial Number 1392771 was reported as accurate.

Anonymous · May 9, 2018

Serial Number 1392545 was reported as accurate.

Anonymous · February 15, 2018

Serial Number 1392546 was reported as accurate.

Anonymous · February 15, 2018

Serial Number 1392546 was reported as accurate.

Anonymous · March 28, 2016

Serial Number 1392545 was reported as accurate.

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

Anonymous · June 2, 2013

Serial Number 1392374 was reported as inaccurate.

Note: Lasser's list shows serial numbers 1392001 to
1393000 as being 992 21j, double roller, lever
set. Serial no. of this watch indicates 1917-1918
production date.
Changes since this report was submitted:
Grade changed from 974 to 992
Jewels changed from 17j to 21j
Factory Model changed from 1 to 2
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Anonymous · June 2, 2013

Serial Number 1392374 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from 974 to 992
Jewels changed from 17j to 21j
Factory Model changed from 1 to 2
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Anonymous · March 5, 2013

Serial Number 1392934 was reported as accurate.

Changes since this report was submitted:
Grade changed from 974 to 992
Jewels changed from 17j to 21j
Factory Model changed from 1 to 2
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Anonymous · September 10, 2012

Serial Number 1392409 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from 974 to 992
Jewels changed from 17j to 21j
Factory Model changed from 1 to 2
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from Unknown to 3/4

Anonymous · September 7, 2012

Serial Number 1392409 was reported as inaccurate.

Note: 992 model, 21 jewels
Changes since this report was submitted:
Grade changed from 974 to 992
Jewels changed from 17j to 21j
Factory Model changed from 1 to 2
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from Unknown to 3/4

Anonymous · August 19, 2012

Serial Number 1392754 was reported as inaccurate.

Note: 992
Changes since this report was submitted:
Grade changed from 974 to 992
Jewels changed from 17j to 21j
Factory Model changed from 1 to 2
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from Unknown to 3/4
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch