Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999N

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: B606299 Question Mark
Grade: 999N Question Mark
Model: 1 Question Mark
Estimated Production Year: 1920 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 6 of 7 Question Mark
Grade/Model Total Production: 5,700 Question Mark
Size: 16s Question Mark
Jewels: 23j 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: Motor 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: D26267, D32330 Question Mark
Movement Markings: Official RR Standard
Ball Watch Co.
Cleveland,O.
23 Jewels
Adjusted
5 Positions
Motor Barrel
Pat.Nov 17 96
Sapphire Pallets
Pat.Dec.8.08.
Trade Mark
Case: Various Question Mark
Database Version: v52.431 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
17.16 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
129.58 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.941% Question Mark
Registry Population:
Scoped for This Run Only
7 (0.70%) Question Mark
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 · August 31, 2024

Serial Number B606447 was reported as accurate.

Rcardkidz 4054 · October 30, 2023

Serial Number B606212 was reported as accurate.

Anonymous · November 14, 2021

Serial Number B606242 was reported as accurate.

Anonymous · July 16, 2021

Serial Number B606027 was reported as accurate.

slufdriver 60 · November 2, 2020

Serial Number B606299 was reported as accurate.

Anonymous · August 3, 2020

Serial Number B606731 was reported as accurate.

Anonymous · June 16, 2020

Serial Number B606072 was reported as accurate.

Anonymous · May 4, 2020

Serial Number B606267 was reported as accurate.

Anonymous · April 27, 2020

Serial Number B606267 was reported as accurate.

Anonymous · April 24, 2020

Serial Number B606267 was reported as accurate.

Anonymous · February 24, 2020

Serial Number B606914 was reported as accurate.

dfchong 837 · February 2, 2020

Serial Number B606712 was reported as accurate.

Anonymous · December 19, 2019

Serial Number B606020 was reported as accurate.

Anonymous · December 16, 2019

Serial Number B606020 was reported as accurate.

Anonymous · December 16, 2019

Serial Number B606020 was reported as accurate.

Anonymous · December 16, 2019

Serial Number B606020 was reported as accurate.

Anonymous · December 15, 2019

Serial Number B606020 was reported as accurate.

Anonymous · August 23, 2019

Serial Number B606299 was reported as accurate.

texnet 684 · March 24, 2019

Serial Number B606505 was reported as accurate.

texnet 684 · March 5, 2019

Serial Number B606505 was reported as accurate.

Anonymous · January 24, 2019

Serial Number B606349 was reported as accurate.

jacobwalls07 143 · December 5, 2018

Serial Number B606139 was reported as accurate.

Anonymous · December 3, 2017

Serial Number B606047 was reported as accurate.

Anonymous · November 27, 2017

Serial Number B606069 was reported as accurate.

Anonymous · August 25, 2017

Serial Number B606712 was reported as accurate.

ccnumis 145 · July 10, 2017

Serial Number B606413 was reported as accurate.

dfchong 837 · June 28, 2016

Serial Number B606886 was reported as accurate.

dfchong 837 · June 28, 2016

Serial Number B606886 was reported as accurate.

Anonymous · June 10, 2016

Serial Number B606579 was reported as accurate.

Anonymous · December 24, 2015

Serial Number B606643 was reported as accurate.

Anonymous · September 2, 2015

Serial Number B606327 was reported as accurate.

Anonymous · June 14, 2015

Serial Number B606008 was reported as accurate.

Anonymous · May 27, 2015

Serial Number B606159 was reported as accurate.

Anonymous · March 27, 2015

Serial Number B606927 was reported as accurate.

Paulsr 1 · November 20, 2014

Serial Number B606754 was reported as accurate.

Anonymous · August 11, 2014

Serial Number B606077 was reported as accurate.

Anonymous · May 26, 2014

Serial Number B606665 was reported as accurate.

Anonymous · October 10, 2013

Serial Number B606511 was reported as accurate.

Anonymous · October 9, 2013

Serial Number B606262 was reported as accurate.

Anonymous · October 9, 2013

Serial Number B606262 was reported as accurate.