Pocket Watch Database

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

Ball - Hamilton

Grade: 999H

Manufacturer: Ball - Hamilton
Movement Serial Number: 456740
Grade: 999H
Model: 1
Estimated Production Year: 1904
Run Quantity: 1,000
Grade/Model Run: 1 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: 565955
Movement Markings: Official RR Standard
999
The Ball Watch Co. Cleveland.
Adjusted
Double Roller.
17 Jewels
Sapphire Pallets
Safety Pinion
Trade Mark
Patented No.17.96
Pat.Aug.18'96.
Case: Various
Database Version: v52.407
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
24.38
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:
Scoped for This Run Only
8 (0.80%)
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 · August 27, 2023

Serial Number 456204 was reported as accurate.

Anonymous · October 15, 2022

Serial Number 456837 was reported as accurate.

CJEmpire3 109 · July 5, 2022

Serial Number 456621 was reported as accurate.

Anonymous · April 23, 2022

Serial Number 456239 was reported as accurate.

cmdraven 4038 · November 7, 2021

Serial Number 456305 was reported as accurate.

Anonymous · May 13, 2020

Serial Number 456303 was reported as accurate.

bubba70 543 · January 25, 2020

Serial Number 456947 was reported as accurate.

Anonymous · December 10, 2019

Serial Number 456947 was reported as accurate.

WLBelkriver33 804 · March 3, 2019

Serial Number 456958 was reported as accurate.

Anonymous · February 20, 2019

Serial Number 456889 was reported as accurate.

Anonymous · October 7, 2018

Serial Number 456775 was reported as accurate.

Anonymous · August 9, 2018

Serial Number 456796 was reported as accurate.

Joerealtor 74 · February 16, 2018

Serial Number 456889 was reported as accurate.

Anonymous · January 9, 2018

Serial Number 456497 was reported as accurate.

Anonymous · November 25, 2017

Serial Number 456773 was reported as accurate.

Anonymous · November 13, 2017

Serial Number 456775 was reported as accurate.

Gimparoo Supporter 703 · September 16, 2017

Serial Number 456855 was reported as accurate.

Anonymous · September 8, 2017

Serial Number 456775 was reported as accurate.

Anonymous · April 16, 2017

Serial Number 456005 was reported as accurate.

Anonymous · December 26, 2016

Serial Number 456093 was reported as accurate.

Gimparoo Supporter 703 · December 14, 2016

Serial Number 456810 was reported as accurate.

Anonymous · August 13, 2016

Serial Number 456603 was reported as accurate.

Anonymous · June 11, 2016

Serial Number 456740 was reported as accurate.

rock862 242 · June 10, 2016

Serial Number 456740 was reported as accurate.

Anonymous · February 15, 2016

Serial Number 456957 was reported as accurate.

rock862 242 · February 12, 2016

Serial Number 456947 was reported as accurate.

Anonymous · February 3, 2016

Serial Number 456957 was reported as accurate.

Anonymous · January 26, 2015

Serial Number 456600 was reported as accurate.

Anonymous · January 7, 2015

Serial Number 456775 was reported as accurate.

Anonymous · September 6, 2014

Serial Number 456742 was reported as accurate.

Anonymous · July 5, 2014

Serial Number 456742 was reported as accurate.

Anonymous · July 5, 2014

Serial Number 456742 was reported as accurate.

Anonymous · September 19, 2013

Serial Number 456903 was reported as accurate.

Ball - Hamilton Grade 999H Pocket Watch