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: 334626
Grade: 992
Model: 1
To Finishing Dept: Jan 28, 1905
Run Quantity: 600
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
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

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

334201
Verification Serial Map
334800

Anonymous · September 13, 2020

Serial Number 334627 was reported as accurate.

Anonymous · May 31, 2020

Serial Number 334559 was reported as accurate.

jwstyers 1 · February 23, 2019

Serial Number 334784 was reported as accurate.

Anonymous · January 20, 2019

Serial Number 334775 was reported as accurate.

Anonymous · March 18, 2017

Serial Number 334212 was reported as accurate.

evan23 1 · December 24, 2015

Serial Number 334626 was reported as accurate.

Anonymous · July 26, 2014

Serial Number 334653 was reported as inaccurate.

Note: All o.k. except mine is definitely lever set.

Cheers. duffy littlejohn

Anonymous · January 20, 2014

Serial Number 334652 was reported as accurate.

Anonymous · January 13, 2014

Serial Number 334558 was reported as accurate.

Anonymous · September 7, 2012

Serial Number 334451 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1

Anonymous · September 2, 2012

Serial Number 334451 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1

Anonymous · August 5, 2012

Serial Number 334451 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch