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 Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 721908 Question Mark
Grade: 992 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1908 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 34 of 111 Question Mark
Grade/Model Total Production: 98,400 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
Finish Pattern: 1st Pattern Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Double Roller: Yes Question Mark
Barrel: Going Question Mark
Center Wheel Material: Gold 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
Adjustment Tolerance: DUvDD: +/- 6 sec.; 5Pv: +/- 10 sec.; Total Average: +3-6 sec. per day; Temperature: +/- 6 Seconds 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: 1145.992G34.16S472.161M438.O685.L768.21J306 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.450 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
296.26 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
129.99 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.923% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.80%) Question Mark
$ Estimated Value (12 Month Change): 9.30% Analyzing 3,584 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.


Wadehayes 43 · August 4, 2023

Serial Number 721684 was reported as accurate.

Anonymous · February 2, 2023

Serial Number 721652 was reported as accurate.

Anonymous · February 1, 2023

Serial Number 721652 was reported as accurate.

Anonymous · April 5, 2021

Serial Number 721796 was reported as accurate.

Anonymous · August 3, 2020

Serial Number 721968 was reported as accurate.

Anonymous · November 12, 2018

Serial Number 721902 was reported as accurate.

Anonymous · February 26, 2017

Serial Number 721855 was reported as accurate.

Anonymous · February 17, 2017

Serial Number 721855 was reported as accurate.

Anonymous · March 21, 2014

Serial Number 721705 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from ? to Yes

Fretrocker 43 · February 9, 2014

Serial Number 721930 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from ? to Yes

Anonymous · November 15, 2013

Serial Number 721581 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from ? to Yes
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch