Pocket Watch Database

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

Ball - Hamilton

Grade: 998

Manufacturer: Ball - Hamilton
Movement Serial Number: B652700
Grade: 998
Model: 4
Estimated Production Year: 1942
Run Quantity: 700
Grade/Model Run: 3 of 3
Grade/Model Total Production: 2,700
Size: 16s
Jewels: 23j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: Bridge Plate
Barrel: Motor
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
Movement Markings: Official Standard
Ball Watch Co.
Cleveland,O.
23 Jewels
Adjusted
5 Positions
Motor Barrel
Trade Mark
Elinvar
Case: Various
Database Version: v52.221
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
8.08
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
61.32
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.340%
Registry Population: 5 (0.71%)

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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 · 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