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: 810183
Grade: 990
Model: 1
Estimated Production Year: 1911
Run Quantity: 300
Grade/Model Run: 32 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: 1293.990G32.16S620.161M570.O800.L856.21J351
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
37.72
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: 9 (3.00%)
$ Estimated Value (12 Month Change): 7.86% 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 · May 20, 2023

Serial Number 810040 was reported as accurate.

dwmakos 8 · April 14, 2019

Serial Number 810222 was reported as inaccurate.

Note: The movement gears are all solid pink gold, It's
fully including winding gears are Damaskeened,
Gold Jewel Settings, Double roller
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

dwmakos 8 · April 14, 2019

Serial Number 810222 was reported as accurate.

Anonymous · April 12, 2019

Serial Number 810222 was reported as accurate.

Anonymous · February 8, 2019

Serial Number 810222 was reported as accurate.

dfchong 837 · October 10, 2017

Serial Number 810183 was reported as accurate.

Anonymous · October 8, 2017

Serial Number 810183 was reported as accurate.

dfchong 837 · October 3, 2017

Serial Number 810183 was reported as accurate.

Anonymous · December 19, 2015

Serial Number 810213 was reported as accurate.

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

Anonymous · November 19, 2015

Serial Number 810253 was reported as accurate.

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

Anonymous · September 10, 2015

Serial Number 810256 was reported as accurate.

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

Anonymous · September 12, 2013

Serial Number 810256 was reported as accurate.

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

Anonymous · August 6, 2013

Serial Number 810256 was reported as accurate.

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

Anonymous · April 8, 2013

Serial Number 810021 was reported as accurate.

Anonymous · April 8, 2013

Serial Number 810021 was reported as accurate.

Anonymous · April 8, 2013

Serial Number 810021 was reported as accurate.

Hamilton Grade 990 Pocket Watch