Pocket Watch Database

From the American Horology Archive:
Ball - Hamilton Grade 999B Pocket Watch

Ball - Hamilton

Grade: 999B

Manufacturer: Ball - Hamilton
Movement Serial Number: 1B111
Grade: 999B
Model: 5
Estimated Production Year: 1943
Run Quantity: 300
Grade/Model Run: 12 of 12
Grade/Model Total Production: 28,800
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular Damascening Pattern
Movement Setting: Lever
Plate: 3/4 Plate
Adjusted: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Railroad Grade: Yes
U.S. Patents: D32330
Case: Various
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
86.71
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
655.18
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
24.965%

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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 27, 2020

Serial Number 1B113 was reported as accurate.

Anonymous · May 23, 2020

Serial Number 1B149 was reported as accurate.

Anonymous · February 26, 2019

Serial Number 1B227 was reported as accurate.

Ball - Hamilton Grade 999B Pocket Watch