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: 1247981
Grade: 992
Model: 2
Estimated Production Year: 1918
Run Quantity: 1,000
Grade/Model Run: 40 of 175
Grade/Model Total Production: 447,200
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: 2nd Pattern (bar)
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: 22.3, 38.0, 57.1
Hamilton 16s Dial Feet Research
Data Research: 1953 Hamilton Serial List
Case: Various
Run ID: 1701.992G151.16S979.162M146.O1143.L1114.21J484
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1,346.42
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
590.77
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.197%
Registry Population: 14 (1.40%)
$ Estimated Value (12 Month Change): 2.16% Analyzing 4,358 Sales
Research Note: #1247436: Verified with Special Two-Tone Finish fitted with dial signed "Hamilton. Adjusted For Railroad Service. 21 Jewels" [JH]

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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 · August 9, 2021

Serial Number 1247006 was reported as accurate.

Anonymous · July 11, 2020

Serial Number 1247287 was reported as accurate.

Anonymous · March 22, 2020

Serial Number 1247430 was reported as accurate.

tbello1 3 · February 2, 2020

Serial Number 1247433 was reported as inaccurate.

Note: 1247433 is a 992 with the 992 special damascening
pattern with the gold spots on it , number
scratched under serial number is 14069, mainliner
case and adjusted for railroad service dial

texnet 684 · November 2, 2019

Serial Number 1247157 was reported as accurate.

propwelder 30 · May 27, 2018

Serial Number 1247670 was reported as accurate.

Anonymous · March 5, 2018

Serial Number 1247312 was reported as accurate.

Anonymous · February 22, 2018

Serial Number 1247865 was reported as accurate.

Anonymous · January 26, 2018

Serial Number 1247865 was reported as accurate.

Tbello 3 · December 18, 2017

Serial Number 1247433 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · September 2, 2017

Serial Number 1247568 was reported as accurate.

yoyospin 13 · January 29, 2017

Serial Number 1247397 was reported as accurate.

Anonymous · March 26, 2014

Serial Number 1247548 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

MontanaMac 53 · March 1, 2014

Serial Number 1247981 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · April 18, 2013

Serial Number 1247176 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 2
Double Roller changed from No to Yes

Anonymous · August 23, 2012

Serial Number 1247609 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 18 to 2
Double Roller changed from No to Yes
Hamilton Grade 992 Pocket Watch
Hamilton Grade 992 Pocket Watch