Pocket Watch Database

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

Ball - Hamilton

Grade: 999H

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: 488432 Question Mark
Grade: 999H Question Mark
Model: 1 Question Mark
Estimated Production Year: Login to View Question Mark
Run Quantity: Login to View Question Mark
Grade/Model Run: Login to View Question Mark
Grade/Model Total Production: Login to View Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Login to View Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Double Roller: Yes Question Mark
Adjusted: Login to View Question Mark
Adjusted # of Positions: Login to View Question Mark
Adjusted to Temperature: Login to View Question Mark
Railroad Grade: Login to View Question Mark
U.S. Patents: Login to View Question Mark
Movement Markings: Login to View
Case: Various Question Mark
Database Version: v52.645 Question Mark
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population:
Scoped for This Run Only
8 (0.80%) Question Mark
Research Note: Hamilton Hairspring Stud
11 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Finish Pattern, Adjustments, Positional Adjustments, Temperature Adjustments, Railroad Grade Designation, U.S. Patents, Movement Markings

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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.


CJEmpire3 Supporter 127 · November 8, 2024

Serial Number 488662 was reported as accurate.

Anonymous · November 7, 2024

Serial Number 488593 was reported as accurate.

CJEmpire3 Supporter 127 · July 20, 2024

Serial Number 488584 was reported as accurate.

awalker1829 Supporter 86 · July 18, 2024

Serial Number 488584 was reported as accurate.

CJEmpire3 Supporter 127 · January 31, 2023

Serial Number 488153 was reported as accurate.

Anonymous · April 19, 2022

Serial Number 488656 was reported as accurate.

Anonymous · September 1, 2021

Serial Number 488932 was reported as accurate.

Anonymous · June 23, 2021

Serial Number 488063 was reported as accurate.

Anonymous · March 2, 2021

Serial Number 488756 was reported as accurate.

Anonymous · December 9, 2020

Serial Number 488756 was reported as accurate.

Anonymous · July 18, 2020

Serial Number 488652 was reported as accurate.

Anonymous · July 3, 2020

Serial Number 488504 was reported as accurate.

Anonymous · March 25, 2020

Serial Number 488416 was reported as accurate.

Anonymous · January 7, 2020

Serial Number 488283 was reported as accurate.

Anonymous · August 13, 2019

Serial Number 488772 was reported as accurate.

Anonymous · March 26, 2019

Serial Number 488750 was reported as accurate.

WLBelkriver33 804 · March 17, 2019

Serial Number 488551 was reported as accurate.

Anonymous · November 10, 2018

Serial Number 488181 was reported as accurate.

Anonymous · September 29, 2018

Serial Number 488656 was reported as accurate.

Anonymous · August 23, 2018

Serial Number 488652 was reported as accurate.

Joerealtor 74 · February 16, 2018

Serial Number 488132 was reported as accurate.

Joerealtor 74 · February 16, 2018

Serial Number 488181 was reported as accurate.

Swatchild 20 · January 5, 2018

Serial Number 488560 was reported as accurate.

Anonymous · November 28, 2017

Serial Number 488181 was reported as accurate.

Anonymous · June 23, 2017

Serial Number 488305 was reported as accurate.

Anonymous · December 8, 2016

Serial Number 488725 was reported as accurate.

Anonymous · August 7, 2015

Serial Number 488251 was reported as accurate.

Anonymous · December 12, 2014

Serial Number 488710 was reported as accurate.

Anonymous · October 16, 2014

Serial Number 488308 was reported as accurate.

Anonymous · October 1, 2014

Serial Number 488596 was reported as accurate.

dlabree14 36 · October 21, 2013

Serial Number 488459 was reported as accurate.

Anonymous · October 19, 2013

Serial Number 488340 was reported as accurate.

Ball - Hamilton Grade 999H Pocket Watch