Pocket Watch Database


From the American Horology Archive:
Hamilton Grade 990 Pocket Watch

Hamilton Watch Co.

Grade: 990

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 330443 Question Mark
Grade: 990 Question Mark
Model: 1 Question Mark
Estimated Production Year: Login to View Question Mark
Run Quantity: Login to View Question Mark
Grade/Model Run: Login to View Question Mark
Grade/Model Total Production: Login to View Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Jewel Material: Login to View Question Mark
Jewel Setting: Login to View Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Barrel: Going Question Mark
Regulator: Login to View Question Mark
Hairspring: Login to View Question Mark
Pallet Jewel Material: Sapphire Question Mark
Standard Dial Type: Login to View Question Mark
Adjusted: Login to View Question Mark
Adjusted to Position: Login to View Question Mark
Adjusted # of Positions: Login to View Question Mark
Adjusted to Temperature: Login to View Question Mark
Adjusted to Isochronism: Login to View Question Mark
Railroad Grade: Login to View Question Mark
Dial Feet Locations: Login to View Question Mark
Case: Various Question Mark
Run ID: 736.990G6.16S288.161M256.O391.L454.21J158 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.643 Question Mark
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population:
Scoped for This Run Only
11 (2.75%) Question Mark
$ Estimated Value (12 Month Change): 6.31% Analyzing 208 Sales Question Mark
16 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Jewel Material, Jewel Setting, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Adjusted to Position, Positional Adjustments, Temperature Adjustments, Isochronism Adjustments, Railroad Grade Designation, Dial Feet Locations

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.


cjbrem Supporter 1054 · August 5, 2023

Serial Number 330443 was reported as accurate.

Anonymous · February 22, 2022

Serial Number 330258 was reported as accurate.

Anonymous · January 28, 2021

Serial Number 330185 was reported as accurate.

Anonymous · November 28, 2020

Serial Number 330366 was reported as accurate.

Anonymous · October 1, 2020

Serial Number 330303 was reported as accurate.

Mobilaero Top Contributor Supporter 308 · August 24, 2018

Serial Number 330401 was reported as accurate.

Gimparoo Supporter 703 · May 26, 2018

Serial Number 330260 was reported as accurate.

Anonymous · August 25, 2016

Serial Number 330161 was reported as accurate.

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

Anonymous · April 25, 2016

Serial Number 330407 was reported as accurate.

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

Anonymous · November 5, 2014

Serial Number 330183 was reported as accurate.

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

Anonymous · August 17, 2014

Serial Number 330202 was reported as accurate.

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

Anonymous · November 14, 2013

Serial Number 330415 was reported as accurate.

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

Anonymous · August 2, 2013

Serial Number 330354 was reported as accurate.

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

Anonymous · July 26, 2013

Serial Number 330354 was reported as accurate.

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

Anonymous · December 6, 2012

Serial Number 330161 was reported as accurate.

Anonymous · December 6, 2012

Serial Number 330161 was reported as accurate.

Anonymous · December 4, 2012

Serial Number 330161 was reported as accurate.

Hamilton Grade 990 Pocket Watch