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: 346054
Grade: 992
Model: 1
Estimated Production Year: 1905
Run Quantity: 300
Grade/Model Run: 14 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
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
Data Research: 1953 Hamilton Serial List
Case: Various
Run ID: 780.992G14.16S332.161M300.O413.L459.21J173
Database Version: v52.270
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: 7 (2.33%)
$ Estimated Value (12 Month Change): 2.33% Analyzing 3,563 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 · March 11, 2023

Serial Number 346051 was reported as accurate.

Anonymous · March 6, 2023

Serial Number 346051 was reported as accurate.

Anonymous · October 7, 2019

Serial Number 346222 was reported as accurate.

bman8030 54 · January 15, 2017

Serial Number 346286 was reported as inaccurate.

Note: lever set

Carrato 87 · May 9, 2016

Serial Number 346209 was reported as accurate.

Anonymous · February 22, 2013

Serial Number 346244 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 1
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch