Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 926 Pocket Watch

Hamilton Watch Co.

Grade: 926

Private Label(s) in Run:

The Union Special

What is a Private Label?
Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 428188 Question Mark
Grade: 926 Question Mark
Model: 1 Question Mark
Class: 3 Question Mark
Estimated Production Year: 1904 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 45 of 87 Question Mark
Grade/Model Total Production: 83,406 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Goldthwait Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Single-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: No Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: No Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 2.6, 18.0, 38.2 Question Mark
Case: Various Question Mark
Run ID: 915.926G45.18S464.181M256.O506.L551.17J555 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.518 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
251.11 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
110.18 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.783% Question Mark
Registry Population:
Scoped for This Run Only
15 (1.50%) Question Mark
$ Estimated Value (12 Month Change): -7.30% Analyzing 680 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.


Anonymous · October 19, 2020

Serial Number 428734 was reported as accurate.

Anonymous · May 20, 2020

Serial Number 428537 was reported as accurate.

Mobilaero Top Contributor Supporter 307 · July 31, 2017

Serial Number 428188 was reported as accurate.

pwdmbj Supporter 557 · January 8, 2016

Serial Number 428801 was reported as accurate.

Anonymous · August 27, 2014

Serial Number 428373 was reported as accurate.

Anonymous · July 21, 2012

Serial Number 428377 was reported as accurate.

Anonymous · April 17, 2012

Serial Number 428277 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from Unknown to Full
Hamilton Grade 926 Pocket Watch