Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999G

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: 642344 Question Mark
Grade: 999G Question Mark
Model: 1A Question Mark
Estimated Production Year: 1910 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 10 of 15 Question Mark
Grade/Model Total Production: 4,400 Question Mark
Size: 18s Question Mark
Jewels: 19j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Circular Damascening Pattern Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Double Roller: Yes Question Mark
Regulator: Ball Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
Movement Markings: Official RR Standard or Brotherhood Markings, Adjusted, Double Roller
Case: Various Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
13.24 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
100.00 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.814% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.80%) 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.


CJEmpire3 110 · March 9, 2023

Serial Number 642344 was reported as accurate.

Automatic 254 · February 23, 2021

Serial Number 642390 was reported as accurate.

Automatic 254 · February 5, 2021

Serial Number 642390 was reported as accurate.

Anonymous · May 24, 2020

Serial Number 642529 was reported as accurate.

Anonymous · May 18, 2020

Serial Number 642521 was reported as accurate.

Anonymous · March 3, 2020

Serial Number 642477 was reported as accurate.

Anonymous · March 3, 2020

Serial Number 642477 was reported as accurate.

Anonymous · September 9, 2019

Serial Number 642524 was reported as inaccurate.

Note: 17 jewel trademark "Queen". Patton#1796

Anonymous · April 7, 2019

Serial Number 642373 was reported as accurate.

Anonymous · March 8, 2019

Serial Number 642183 was reported as accurate.

Anonymous · October 16, 2016

Serial Number 642484 was reported as accurate.

olynleroy Supporter 4 · June 12, 2016

Serial Number 642203 was reported as accurate.

Anonymous · January 18, 2016

Serial Number 642186 was reported as accurate.

Anonymous · March 28, 2015

Serial Number 642422 was reported as accurate.

Anonymous · January 30, 2015

Serial Number 642559 was reported as accurate.

Anonymous · October 10, 2014

Serial Number 642428 was reported as accurate.

Anonymous · October 10, 2014

Serial Number 642428 was reported as accurate.

Anonymous · November 21, 2013

Serial Number 642083 was reported as accurate.