Pocket Watch Database

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

Ball - Hamilton

Grade: 999A

Manufacturer: Ball - Hamilton
Movement Serial Number: 586300
Grade: 999A
Model: 1
Estimated Production Year: 1908
Run Quantity: 500
Total Production: 14,000
Size: 18s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Pinwheel
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Regulator: Ball
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
U.S. Patents: D25695, 565955
Movement Markings: Official RR Standard
999
The Ball Watch Co. Cleveland.
Adjusted 5 Positions
Double Roller.
21 Jewels
Sapphire Pallets
Safety Pinion
Trade Mark
Patented June 30'96
Pat.Aug.18'96.
Case: Various
Database Version: v48.256

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Data Verification Reports

586001
Verification Serial Map
586500

Gun4hire Supporter 18 · May 1, 2022

Serial Number 586088 was reported as accurate.

Anonymous · March 17, 2021

Serial Number 586211 was reported as accurate.

Anonymous · January 21, 2020

Serial Number 586451 was reported as accurate.

Anonymous · May 25, 2018

Serial Number 586451 was reported as accurate.

Anonymous · May 23, 2018

Serial Number 586461 was reported as accurate.

bwalder 137 · February 16, 2018

Serial Number 586300 was reported as accurate.

radarrob 1 · September 9, 2016

Serial Number 586431 was reported as accurate.

Anonymous · September 8, 2016

Serial Number 586431 was reported as accurate.

ncplumber 150 · November 10, 2015

Serial Number 586396 was reported as accurate.

Anonymous · October 13, 2015

Serial Number 586003 was reported as accurate.

Anonymous · April 19, 2015

Serial Number 586186 was reported as accurate.

Anonymous · July 22, 2014

Serial Number 586224 was reported as accurate.

Ball - Hamilton Grade 999A Pocket Watch