Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999N

Manufacturer: Ball - Hamilton
Movement Serial Number: B607993
Grade: 999N
Model: 1
Estimated Production Year: 1924
Run Quantity: 1,100
Grade/Model Run: 7 of 7
Grade/Model Total Production: 5,700
Size: 16s
Jewels: 23j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Barrel: Motor
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
U.S. Patents: D32330
Case: Various
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
17.16
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
129.58
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.941%
Registry Population: 1 (0.09%)
Research Note: Gold RR Seal, Ball Patent Hairspring Stud

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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 · February 27, 2023

Serial Number B607135 was reported as accurate.

Anonymous · December 22, 2021

Serial Number B607560 was reported as accurate.

Anonymous · July 16, 2021

Serial Number B607890 was reported as accurate.

Anonymous · July 16, 2021

Serial Number B607193 was reported as accurate.

Anonymous · January 20, 2021

Serial Number B607342 was reported as accurate.

Anonymous · December 11, 2020

Serial Number B607049 was reported as accurate.

Anonymous · December 6, 2020

Serial Number B607178 was reported as accurate.

Anonymous · November 29, 2020

Serial Number B607480 was reported as accurate.

Anonymous · August 26, 2020

Serial Number B607895 was reported as accurate.

Anonymous · April 24, 2020

Serial Number B607290 was reported as accurate.

Anonymous · February 6, 2020

Serial Number B607290 was reported as accurate.

Anonymous · December 30, 2019

Serial Number B607366 was reported as accurate.

Anonymous · November 28, 2019

Serial Number B607193 was reported as accurate.

Anonymous · May 3, 2019

Serial Number B607327 was reported as accurate.

WLBelkriver33 804 · March 31, 2019

Serial Number B607168 was reported as accurate.

Anonymous · March 6, 2019

Serial Number B607029 was reported as accurate.

Anonymous · December 12, 2018

Serial Number B607131 was reported as accurate.

fpomeroy 7 · November 17, 2018

Serial Number B608068 was reported as accurate.

Anonymous · June 28, 2018

Serial Number B607803 was reported as accurate.

Automatic 254 · June 19, 2018

Serial Number B607311 was reported as accurate.

Jerry76 1 · April 15, 2018

Serial Number B607536 was reported as accurate.

Anonymous · February 15, 2018

Serial Number B607770 was reported as accurate.

Anonymous · May 5, 2017

Serial Number B607259 was reported as accurate.

Anonymous · November 10, 2016

Serial Number B607267 was reported as accurate.

Anonymous · June 17, 2016

Serial Number B607268 was reported as accurate.

Anonymous · April 23, 2016

Serial Number B607131 was reported as accurate.

Anonymous · April 22, 2016

Serial Number B607715 was reported as accurate.

philsan1a 221 · February 18, 2016

Serial Number B607414 was reported as accurate.

Anonymous · November 17, 2015

Serial Number B607297 was reported as accurate.

Anonymous · September 27, 2015

Serial Number B607599 was reported as accurate.

Anonymous · September 25, 2015

Serial Number B607948 was reported as accurate.

Anonymous · August 27, 2015

Serial Number B607663 was reported as accurate.

Anonymous · March 28, 2015

Serial Number B607278 was reported as accurate.

Anonymous · February 7, 2015

Serial Number B607012 was reported as accurate.

Anonymous · January 10, 2015

Serial Number B607498 was reported as accurate.

Anonymous · January 5, 2015

Serial Number B607970 was reported as accurate.

Anonymous · October 24, 2014

Serial Number B607659 was reported as accurate.

Anonymous · October 21, 2014

Serial Number B607659 was reported as accurate.

Anonymous · August 8, 2014

Serial Number B607993 was reported as accurate.

Anonymous · July 10, 2014

Serial Number B607993 was reported as accurate.

Anonymous · July 10, 2014

Serial Number B607207 was reported as inaccurate.

No further details were submitted with the report.

chipworkman 3 · May 9, 2014

Serial Number B607079 was reported as accurate.

Anonymous · May 4, 2014

Serial Number B607745 was reported as accurate.

Anonymous · April 17, 2014

Serial Number B607600 was reported as accurate.

Anonymous · April 15, 2014

Serial Number B607600 was reported as accurate.

Anonymous · October 9, 2013

Serial Number B607848 was reported as accurate.