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: 1B8820 Question Mark
Grade: 999B Question Mark
Model: 5 Question Mark
Estimated Production Year: 1948 Question Mark
Run Quantity: 5,000 Question Mark
Grade/Model Run: 6 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 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
Movement Markings: Official Standard
Ball Watch Co.
Cleveland,O.
999B
21 Jewels
6 Positions Adjusted
Trade Mark
Case: Various Question Mark
Database Version: v52.518 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
29 (0.58%) Question Mark

Help Us Help Others By Improving the Database:

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.


Anonymous · December 14, 2024

Serial Number 1B9916 was reported as accurate.

cjbrem Supporter 958 · February 9, 2024

Serial Number 1B10196 was reported as accurate.

Gun4hire Supporter 48 · September 29, 2023

Serial Number 1B12973 was reported as accurate.

ralph1 113 · September 6, 2023

Serial Number 1B9946 was reported as accurate.

Anonymous · August 30, 2023

Serial Number 1B9435 was reported as accurate.

rmwatchandclock Supporter 377 · August 20, 2023

Serial Number 1B12470 was reported as accurate.

WillHume 1 · April 30, 2023

Serial Number 1B13029 was reported as accurate.

ultimatekaiser 48 · April 8, 2023

Serial Number 1B8622 was reported as accurate.

10mueller 38 · December 31, 2022

Serial Number 1B10139 was reported as accurate.

avpalermo Supporter 645 · December 24, 2022

Serial Number 1B13295 was reported as accurate.

Anonymous · March 24, 2022

Serial Number 1B8518 was reported as accurate.

Anonymous · January 20, 2022

Serial Number 1B10535 was reported as accurate.

Anonymous · January 20, 2022

Serial Number 1B10535 was reported as accurate.

Anonymous · October 7, 2021

Serial Number 1B10857 was reported as accurate.

Anonymous · September 8, 2021

Serial Number 1B11558 was reported as accurate.

Anonymous · August 11, 2021

Serial Number 1B12436 was reported as accurate.

dstuartblue 17 · June 21, 2021

Serial Number 1B10741 was reported as accurate.

Anonymous · June 13, 2021

Serial Number 1B12791 was reported as accurate.

Anonymous · May 14, 2021

Serial Number 1B12436 was reported as accurate.

Anonymous · May 9, 2021

Serial Number 1B12260 was reported as accurate.

Anonymous · April 27, 2021

Serial Number 1B9933 was reported as accurate.

Anonymous · April 11, 2021

Serial Number 1B13203 was reported as accurate.

Anonymous · March 11, 2021

Serial Number 1B12234 was reported as accurate.

Anonymous · January 5, 2021

Serial Number 1B10535 was reported as accurate.

Anonymous · December 31, 2020

Serial Number 1B10760 was reported as accurate.

Anonymous · December 31, 2020

Serial Number 1B10760 was reported as accurate.

avpalermo Supporter 645 · December 28, 2020

Serial Number 1B12973 was reported as accurate.

Anonymous · November 13, 2020

Serial Number 1B10644 was reported as accurate.

Caratcoin Supporter 3 · September 23, 2020

Serial Number 1B9805 was reported as accurate.

Anonymous · September 23, 2020

Serial Number 1B9805 was reported as accurate.

Anonymous · August 29, 2020

Serial Number 1B10644 was reported as accurate.

Anonymous · July 31, 2020

Serial Number 1B9646 was reported as accurate.

Anonymous · July 30, 2020

Serial Number 1B9646 was reported as accurate.

dfchong 837 · July 27, 2020

Serial Number 1B10741 was reported as accurate.

dfchong 837 · June 24, 2020

Serial Number 1B8941 was reported as accurate.

Anonymous · June 14, 2020

Serial Number 1B10410 was reported as accurate.

Anonymous · May 22, 2020

Serial Number 1B11599 was reported as accurate.

Anonymous · May 19, 2020

Serial Number 1B9574 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · May 17, 2020

Serial Number 1B10326 was reported as accurate.

Anonymous · May 2, 2020

Serial Number 1B10536 was reported as accurate.

Anonymous · April 12, 2020

Serial Number 1B9610 was reported as accurate.

Anonymous · March 31, 2020

Serial Number 1B9660 was reported as accurate.

Anonymous · March 29, 2020

Serial Number 1B9316 was reported as accurate.

Anonymous · February 22, 2020

Serial Number 1B10559 was reported as accurate.

Anonymous · February 21, 2020

Serial Number 1B11351 was reported as accurate.

Anonymous · February 15, 2020

Serial Number 1B11720 was reported as accurate.

Anonymous · February 1, 2020

Serial Number 1B10515 was reported as accurate.

timekeeper48 Supporter 88 · December 11, 2019

Serial Number 1B8541 was reported as accurate.

dfchong 837 · November 28, 2019

Serial Number 1B9955 was reported as accurate.

dfchong 837 · November 28, 2019

Serial Number 1B9955 was reported as accurate.

Ball - Hamilton Grade 999B Pocket Watch