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: 374351 Question Mark
Grade: 990 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1910 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 17 of 39 Question Mark
Grade/Model Total Production: 12,599 Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Jewel Material: Ruby & Sapphire Question Mark
Jewel Setting: Gold Settings (Screw-Set) 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: Reed Question Mark
Hairspring: Breguet Question Mark
Pallet Jewel Material: Sapphire Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Dial Feet Locations: 7.6, 21.8, 38.0, 50.5
Hamilton 16s Dial Feet Research
Question Mark
Case: Various Question Mark
Run ID: 842.990G17.16S393.161M359.O447.L486.21J199 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.457 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
37.93 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
16.64 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.118% Question Mark
Registry Population:
Scoped for This Run Only
12 (2.40%) Question Mark
$ Estimated Value (12 Month Change): 3.79% Analyzing 204 Sales Question Mark

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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.


tctimepieces Supporter 112 · January 28, 2024

Serial Number 374351 was reported as accurate.

Anonymous · October 29, 2023

Serial Number 374595 was reported as accurate.

Anonymous · May 7, 2023

Serial Number 374425 was reported as accurate.

Anonymous · December 14, 2022

Serial Number 374513 was reported as accurate.

Anonymous · September 25, 2022

Serial Number 374513 was reported as accurate.

funkywatches 69 · January 23, 2022

Serial Number 374627 was reported as accurate.

rmwatchandclock Supporter 371 · January 16, 2022

Serial Number 374627 was reported as accurate.

Anonymous · September 26, 2020

Serial Number 374391 was reported as accurate.

Anonymous · January 30, 2020

Serial Number 374623 was reported as accurate.

DoodleBug 36 · November 1, 2018

Serial Number 374553 was reported as accurate.

Anonymous · September 22, 2018

Serial Number 374383 was reported as accurate.

dfchong 837 · June 14, 2017

Serial Number 374550 was reported as accurate.

Anonymous · June 24, 2016

Serial Number 374319 was reported as accurate.

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

Anonymous · March 20, 2016

Serial Number 374318 was reported as accurate.

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

Bluejay 179 · June 28, 2015

Serial Number 374339 was reported as accurate.

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

Anonymous · December 5, 2014

Serial Number 374575 was reported as accurate.

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

Anonymous · May 19, 2013

Serial Number 374629 was reported as accurate.

Anonymous · February 16, 2013

Serial Number 374350 was reported as accurate.

Anonymous · February 1, 2013

Serial Number 374226 was reported as accurate.

Hamilton Grade 990 Pocket Watch