Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 942 Pocket Watch

Hamilton Watch Co.

Grade: 942

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 509904
Grade: 942
Model: 1
Estimated Production Year: 1906
Run Quantity: 100
Grade/Model Run: 19 of 23
Grade/Model Total Production: 5,913
Size: 18s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Barrel: Patent Motor
Regulator: Goldthwait
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
Railroad Grade Classification: Class A
Dial Feet Locations: 2.6, 18.0, 38.2
U.S. Patents: 832672, 427072
Case: Various
Run ID: 999.942G19.18S548.181M332.O582.L625.21J261
Data Research: 1953 Hamilton Serial List
Database Version: v52.304
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
17.80
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
7.81
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.055%
Registry Population: 5 (5.00%)
$ Estimated Value (12 Month Change): -8.26% Analyzing 86 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 · September 1, 2020

Serial Number 509954 was reported as accurate.

Anonymous · January 19, 2018

Serial Number 509954 was reported as accurate.

Anonymous · August 24, 2014

Serial Number 509988 was reported as accurate.

Anonymous · August 12, 2014

Serial Number 509988 was reported as accurate.

Anonymous · December 26, 2012

Serial Number 509988 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 0 to 1
Adjusted changed from No to Yes
Hamilton Grade 942 Pocket Watch