Pocket Watch Database

From the American Horology Archive:
Ball - Hamilton Grade 998 Pocket Watch

Ball - Hamilton

Grade: 998

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: B652223 Question Mark
Grade: 998 Question Mark
Model: 4 Question Mark
Estimated Production Year: 1941 Question Mark
Run Quantity: 700 Question Mark
Grade/Model Run: 3 of 3 Question Mark
Grade/Model Total Production: 2,700 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: Bridge 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
Movement Markings: Official Standard
Ball Watch Co.
Cleveland,O.
23 Jewels
Adjusted
5 Positions
Motor Barrel
Trade Mark
Elinvar
Case: Various Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
8.13 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
61.32 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.340% Question Mark
Registry Population:
Scoped for This Run Only
7 (1.00%) Question Mark

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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.


cjbrem Supporter 967 · November 4, 2024

Serial Number B652226 was reported as accurate.

avpalermo Supporter 645 · August 21, 2024

Serial Number B652087 was reported as accurate.

Anonymous · July 30, 2021

Serial Number B652185 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · September 17, 2019

Serial Number B652129 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · April 6, 2019

Serial Number B652272 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · February 22, 2018

Serial Number B652359 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · July 8, 2017

Serial Number B652197 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

watchman4831 193 · April 7, 2017

Serial Number B652341 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · November 10, 2016

Serial Number B652645 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · August 11, 2016

Serial Number B652246 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · April 21, 2016

Serial Number B652014 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

tkarter 184 · April 18, 2016

Serial Number B652559 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · March 10, 2016

Serial Number B652089 was reported as inaccurate.

Note: Note: Elinvar All The 998's Should Be Elinvar
Changes since this report was submitted:
Factory Model changed from 4A to 4

Gasperoff Supporter 727 · January 30, 2016

Serial Number B652148 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Gasperoff Supporter 727 · November 9, 2015

Serial Number B652525 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

carlitos1z Supporter 27 · June 18, 2015

Serial Number B652137 was reported as inaccurate.

Note: Elinvar
Changes since this report was submitted:
Factory Model changed from 4A to 4

Gasperoff Supporter 727 · April 29, 2015

Serial Number B652138 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Gasperoff Supporter 727 · April 29, 2015

Serial Number B652138 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Gasperoff Supporter 727 · April 16, 2015

Serial Number B652138 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Crossing9er 3 · March 22, 2015

Serial Number B652138 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · February 1, 2015

Serial Number B652285 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · July 30, 2014

Serial Number B652657 was reported as inaccurate.

Note: marked elinvar movement
Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · February 1, 2014

Serial Number B652123 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

Anonymous · December 23, 2013

Serial Number B652316 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

alejandrop7 1 · November 26, 2013

Serial Number B652317 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4

cnrengr 24 · November 9, 2013

Serial Number B652021 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 4A to 4
Ball - Hamilton Grade 998 Pocket Watch