Pocket Watch Database


From the American Horology Archive:
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch

Hamilton Watch Co.

Grade: 992

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 781907
Grade: 992
Model: 1
Estimated Production Year: 1910
Run Quantity: 500
Grade/Model Run: 56 of 111
Grade/Model Total Production: 98,400
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: 1st Pattern
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Center Wheel Material: Gold
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
Adjustment Tolerance: DUvDD: +/- 6 sec.; 5Pv: +/- 10 sec.; Total Average: +3-6 sec. per day; Temperature: +/- 6 Seconds
Railroad Grade: Yes
Dial Feet Locations: 7.6, 21.8, 38.0, 50.5
Hamilton 16s Dial Feet Research
Case: Various
Run ID: 1248.992G56.16S575.161M527.O760.L834.21J338
Data Research: 1953 Hamilton Serial List
Database Version: v52.407
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
296.26
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
129.99
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.923%
Registry Population:
Scoped for This Run Only
9 (1.80%)

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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.


cardinalsleeping 2 · September 10, 2024

Serial Number 781907 was reported as accurate.

Anonymous · October 25, 2020

Serial Number 781541 was reported as accurate.

Anonymous · September 12, 2020

Serial Number 781541 was reported as accurate.

Anonymous · August 30, 2019

Serial Number 781631 was reported as accurate.

Anonymous · April 12, 2018

Serial Number 781595 was reported as accurate.

Anonymous · April 11, 2017

Serial Number 781795 was reported as accurate.

Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch