Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 990 Pocket Watch

Hamilton Watch Co.

Grade: 990

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 392978
Grade: 990
Model: 1
Estimated Production Year: 1907
Run Quantity: 200
Grade/Model Run: 24 of 39
Grade/Model Total Production: 12,599
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Barrel: Going
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
Case: Various
Run ID: 879.990G24.16S430.161M396.O479.L509.21J216
Database Version: v52.107
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
37.66
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
16.64
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.118%
Registry Population: 6 (3.00%)
$ Estimated Value (12 Month Change): 9.19% Analyzing 200 Sales

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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.


Anonymous · December 26, 2023

Serial Number 392829 was reported as accurate.

Anonymous · May 14, 2023

Serial Number 392844 was reported as accurate.

cjbrem Supporter 437 · December 10, 2022

Serial Number 392947 was reported as accurate.

Anonymous · April 12, 2020

Serial Number 392978 was reported as accurate.

Anonymous · October 8, 2019

Serial Number 392942 was reported as accurate.

Anonymous · September 14, 2017

Serial Number 392953 was reported as accurate.

Anonymous · September 11, 2017

Serial Number 392953 was reported as accurate.

Anonymous · August 24, 2017

Serial Number 392953 was reported as accurate.

Gimparoo Supporter 703 · May 2, 2014

Serial Number 392854 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from Yes to No
Hamilton Grade 990 Pocket Watch