Pocket Watch Database

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

Ball - Hamilton

Grade: 999H

Manufacturer: Ball - Hamilton
Movement Serial Number: 585222
Grade: 999H
Model: 1
Estimated Production Year: 1908
Run Quantity: 1,000
Grade/Model Run: 8 of 12
Grade/Model Total Production: 8,100
Size: 18s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
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.
17 Jewels
Sapphire Pallets
Safety Pinion
Trade Mark
Patented June 30'96
Pat.Aug.18'96.
Case: Various
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
24.25
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
184.19
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
7.021%
Registry Population: 6 (0.60%)
Research Note: Hamilton 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 · March 20, 2024

Serial Number 585261 was reported as accurate.

Anonymous · January 26, 2022

Serial Number 585789 was reported as accurate.

Anonymous · September 16, 2021

Serial Number 585127 was reported as accurate.

Anonymous · December 5, 2020

Serial Number 585148 was reported as accurate.

Anonymous · May 17, 2020

Serial Number 585940 was reported as accurate.

rjmurton1964 34 · April 25, 2020

Serial Number 585256 was reported as accurate.

Anonymous · April 1, 2020

Serial Number 585770 was reported as accurate.

Anonymous · December 14, 2019

Serial Number 585319 was reported as accurate.

Anonymous · May 23, 2019

Serial Number 585534 was reported as accurate.

Anonymous · December 9, 2016

Serial Number 585595 was reported as accurate.

Anonymous · September 7, 2016

Serial Number 585494 was reported as accurate.

Anonymous · June 1, 2015

Serial Number 585408 was reported as accurate.

watchman1159 22 · August 23, 2014

Serial Number 585525 was reported as accurate.

oetzipapa 16 · January 11, 2014

Serial Number 585009 was reported as accurate.

usedphoto 5 · December 11, 2013

Serial Number 585561 was reported as accurate.

Ball - Hamilton Grade 999H Pocket Watch