Pocket Watch Database

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

Ball - Hamilton

Grade: 999B

Manufacturer: Ball - Hamilton
Movement Serial Number: 1B1133
Grade: 999B
Model: 5
Estimated Production Year: 1945
Run Quantity: 600
Grade/Model Run: 3 of 12
Grade/Model Total Production: 28,800
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: 3/4 Plate
Adjusted: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Railroad Grade: Yes
U.S. Patents: D32330
Movement Markings: Official Standard
Ball Watch Co.
Cleveland,O.
999B
21 Jewels
6 Positions Adjusted
Trade Mark
Case: Various
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
86.23
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%
Registry Population: 5 (0.83%)

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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 · January 5, 2024

Serial Number 1B880 was reported as accurate.

Anonymous · March 28, 2021

Serial Number 1B1336 was reported as accurate.

Anonymous · March 18, 2021

Serial Number 1B1336 was reported as accurate.

Anonymous · March 4, 2021

Serial Number 1B1316 was reported as accurate.

Anonymous · February 22, 2020

Serial Number 1B1356 was reported as accurate.

Anonymous · March 4, 2019

Serial Number 1B958 was reported as accurate.

Joerealtor 74 · February 16, 2018

Serial Number 1B958 was reported as accurate.

Anonymous · October 12, 2017

Serial Number 1B880 was reported as accurate.

Anonymous · September 29, 2017

Serial Number 1B1117 was reported as accurate.

Ball - Hamilton Grade 999B Pocket Watch