Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 931 Pocket Watch

Hamilton Watch Co.

Grade: 931

Private Label(s) in Run:

H. Muenzenberger - Norristown, Pa.
O.D. Leidal - Fergus Falls, Minn.

What is a Private Label?
Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 35061 Question Mark
Grade: 931 Question Mark
Model: 2 Question Mark
Class: 3 Question Mark
Estimated Production Year: 1898 Question Mark
Run Quantity: 800 Question Mark
Grade/Model Run: 11 of 14 Question Mark
Grade/Model Total Production: 4,060 Question Mark
Size: 18s Question Mark
Jewels: 16j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Signing Style: Serif (Decorative) Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 2.6, 18.0, 38.2 Question Mark
Movement Markings: Hamilton Watch Co.
Lancaster, Pa.
Safety Pinion
Case: Various Question Mark
Run ID: 114.931G11.18S113.182M55.H55.L106.16J28 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.512 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
12.22 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
5.36 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.038% Question Mark
Registry Population:
Scoped for This Run Only
9 (1.13%) Question Mark
Research Note: #35577: Originally produced as a Grade 931, sold, and then returned to the factory and subsequently upgraded from 16 Jewels to 17 Jewels (more consistent with the Grade 925 classification).

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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 · June 19, 2024

Serial Number 35157 was reported as accurate.

Anonymous · March 24, 2024

Serial Number 35688 was reported as accurate.

Anonymous · September 29, 2022

Serial Number 35685 was reported as accurate.

PHIL1199 Supporter 1154 · October 22, 2021

Serial Number 35327 was reported as accurate.

Anonymous · September 26, 2020

Serial Number 35065 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · June 11, 2020

Serial Number 35480 was reported as accurate.

Mobilaero Top Contributor Supporter 307 · October 29, 2019

Serial Number 35061 was reported as accurate.

Anonymous · September 8, 2019

Serial Number 35061 was reported as accurate.

Anonymous · March 1, 2018

Serial Number 35086 was reported as accurate.

Anonymous · July 27, 2014

Serial Number 35214 was reported as accurate.

Anonymous · July 27, 2014

Serial Number 35191 was reported as accurate.

Anonymous · September 27, 2013

Serial Number 35598 was reported as accurate.

Anonymous · September 26, 2013

Serial Number 35206 was reported as accurate.

Anonymous · September 13, 2013

Serial Number 35598 was reported as accurate.

fordcasa Top Contributor Supporter 444 · July 30, 2013

Serial Number 35163 was reported as accurate.

Anonymous · April 29, 2013

Serial Number 35565 was reported as accurate.

Anonymous · November 29, 2012

Serial Number 35607 was reported as accurate.

Hamilton Grade 931 Pocket Watch