Pocket Watch Database

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

Ball - Hamilton

Grade: 999B

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: 1B17213 Question Mark
Grade: 999B Question Mark
Model: 5 Question Mark
Estimated Production Year: 1950 Question Mark
Run Quantity: 2,300 Question Mark
Grade/Model Run: 8 of 12 Question Mark
Grade/Model Total Production: 28,800 Question Mark
Size: 16s Question Mark
Jewels: 21j 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: 3/4 Plate Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 6 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
U.S. Patents: D32330 Question Mark
Case: Various Question Mark
Database Version: v52.467 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
86.71 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
655.18 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
24.965% Question Mark
Registry Population:
Scoped for This Run Only
12 (0.52%) Question Mark

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Does this information describe your movement accurately?

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.


awalker1829 Supporter 74 · June 15, 2024

Serial Number 1B17904 was reported as accurate.

Anonymous · October 6, 2023

Serial Number 1B16819 was reported as accurate.

Anonymous · February 24, 2021

Serial Number 1B17290 was reported as accurate.

Anonymous · February 11, 2021

Serial Number 1B17778 was reported as accurate.

Anonymous · January 20, 2021

Serial Number 1B18163 was reported as accurate.

Anonymous · January 18, 2021

Serial Number 1B16756 was reported as accurate.

Anonymous · October 11, 2020

Serial Number 1B18327 was reported as accurate.

Anonymous · September 22, 2020

Serial Number 1B18218 was reported as accurate.

Anonymous · September 12, 2020

Serial Number 1B18324 was reported as accurate.

Anonymous · July 17, 2020

Serial Number 1B18447 was reported as accurate.

Anonymous · July 15, 2020

Serial Number 1B18447 was reported as accurate.

Anonymous · March 15, 2020

Serial Number 1B17945 was reported as accurate.

Anonymous · February 13, 2020

Serial Number 1B16329 was reported as accurate.

Jmabraham 2 · June 7, 2019

Serial Number 1B17824 was reported as accurate.

Anonymous · May 17, 2019

Serial Number 1B16758 was reported as accurate.

WLBelkriver33 804 · March 3, 2019

Serial Number 1B16531 was reported as accurate.

Anonymous · February 17, 2019

Serial Number 1B16845 was reported as accurate.

TridentineCatholic 25 · November 25, 2018

Serial Number 1B16364 was reported as accurate.

Anonymous · September 27, 2018

Serial Number 1B16995 was reported as accurate.

rdegler 4 · August 13, 2018

Serial Number 1B17621 was reported as accurate.

Anonymous · June 9, 2018

Serial Number 1B18322 was reported as accurate.

Anonymous · January 28, 2018

Serial Number 1B17346 was reported as accurate.

Anonymous · May 25, 2017

Serial Number 1B18441 was reported as accurate.

Anonymous · May 8, 2017

Serial Number 1B18410 was reported as accurate.

Anonymous · May 5, 2017

Serial Number 1B18252 was reported as accurate.

Anonymous · April 11, 2017

Serial Number 1B16893 was reported as accurate.

Anonymous · April 11, 2017

Serial Number 1B16893 was reported as accurate.

Anonymous · April 9, 2017

Serial Number 1B18383 was reported as accurate.

Anonymous · March 26, 2017

Serial Number 1B18322 was reported as accurate.

Anonymous · March 5, 2017

Serial Number 1B16819 was reported as accurate.

dfchong 837 · February 24, 2017

Serial Number 1B17157 was reported as accurate.

Ball - Hamilton Grade 999B Pocket Watch