Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999P

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: B610250 Question Mark
Grade: 999P Question Mark
Model: 1 Question Mark
Estimated Production Year: 1924 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 2 of 15 Question Mark
Grade/Model Total Production: 40,300 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
Barrel: Going Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 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.
21 Jewels
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Case: Various Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
121.33 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
916.84 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
34.934% Question Mark
Registry Population:
Scoped for This Run Only
13 (0.65%) Question Mark
Research Note: Hamilton Hairspring Stud

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.


cjbrem Supporter 967 · September 26, 2024

Serial Number B610054 was reported as accurate.

pmtime Supporter 612 · May 8, 2024

Serial Number B610793 was reported as accurate.

Anonymous · March 20, 2024

Serial Number B610248 was reported as accurate.

Anonymous · August 23, 2023

Serial Number B610683 was reported as accurate.

Anonymous · December 18, 2022

Serial Number B609266 was reported as accurate.

cjbrem Supporter 967 · February 11, 2022

Serial Number B609861 was reported as accurate.

Anonymous · January 23, 2022

Serial Number B609864 was reported as accurate.

Anonymous · August 5, 2021

Serial Number B610141 was reported as accurate.

Anonymous · July 27, 2021

Serial Number B609385 was reported as accurate.

cmdraven 4083 · July 21, 2021

Serial Number B610141 was reported as accurate.

Anonymous · May 28, 2021

Serial Number B609290 was reported as accurate.

Swatchild 20 · February 12, 2021

Serial Number B610497 was reported as accurate.

Swatchild 20 · February 5, 2021

Serial Number B610497 was reported as accurate.

Anonymous · January 26, 2021

Serial Number B609591 was reported as accurate.

jcammaro 68 · December 8, 2020

Serial Number B610539 was reported as accurate.

Anonymous · November 21, 2020

Serial Number B609385 was reported as accurate.

pianotuner5 Supporter 29 · September 12, 2020

Serial Number B610794 was reported as accurate.

Anonymous · August 29, 2020

Serial Number B609344 was reported as accurate.

Anonymous · August 27, 2020

Serial Number B609502 was reported as accurate.

Anonymous · July 11, 2020

Serial Number B609662 was reported as accurate.

Anonymous · June 23, 2020

Serial Number B609741 was reported as accurate.

Anonymous · April 22, 2020

Serial Number B609601 was reported as accurate.

Anonymous · August 30, 2019

Serial Number B609386 was reported as accurate.

WLBelkriver33 804 · March 23, 2019

Serial Number B610123 was reported as accurate.

WLBelkriver33 804 · February 21, 2019

Serial Number B609489 was reported as accurate.

WLBelkriver33 804 · February 14, 2019

Serial Number B610696 was reported as accurate.

Anonymous · January 15, 2019

Serial Number B609034 was reported as accurate.

Anonymous · November 9, 2018

Serial Number B609201 was reported as accurate.

Anonymous · June 10, 2018

Serial Number B609105 was reported as accurate.

jcammaro 68 · April 16, 2018

Serial Number B610539 was reported as accurate.

Anonymous · March 29, 2018

Serial Number B610539 was reported as accurate.

Anonymous · March 14, 2018

Serial Number B610539 was reported as accurate.

ncplumber 150 · November 25, 2017

Serial Number B609883 was reported as accurate.

Anonymous · August 5, 2017

Serial Number B609860 was reported as accurate.

Tdanielson12 3 · June 25, 2017

Serial Number B609860 was reported as accurate.

Anonymous · March 15, 2017

Serial Number B610666 was reported as accurate.

Gasperoff Supporter 727 · February 15, 2017

Serial Number B610734 was reported as accurate.

Anonymous · December 4, 2016

Serial Number B610002 was reported as accurate.

Anonymous · September 21, 2016

Serial Number B610871 was reported as accurate.

Anonymous · September 2, 2016

Serial Number B609647 was reported as accurate.

Anonymous · May 31, 2016

Serial Number B609941 was reported as accurate.

Anonymous · May 25, 2016

Serial Number B610953 was reported as accurate.

Anonymous · May 1, 2016

Serial Number B609187 was reported as accurate.

Anonymous · April 12, 2016

Serial Number B610177 was reported as accurate.

Anonymous · January 19, 2016

Serial Number B609701 was reported as accurate.

Anonymous · January 18, 2016

Serial Number B610177 was reported as accurate.

Anonymous · January 18, 2016

Serial Number B610177 was reported as accurate.

Anonymous · January 8, 2016

Serial Number B609602 was reported as accurate.

Gasperoff Supporter 727 · November 19, 2015

Serial Number B609662 was reported as accurate.

elkhorn 13 · May 16, 2015

Serial Number B610343 was reported as accurate.