Pocket Watch Database

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

Ball - Hamilton

Grade: 999B

Manufacturer: Ball - Hamilton
Movement Serial Number: 28982
Grade: 999B
Model: 1
Estimated Production Year: 1898
Run Quantity: 375
Grade/Model Run: 13 of 21
Grade/Model Total Production: 3,300
Size: 18s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Regulator: Ball
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
U.S. Patents: D26267, 565955, D24446
Movement Markings: Official RR Standard
Ball & Co. Cleveland.
Adjusted
17 Jewels
Sapphire Pallets
Safety Pinion
Trade Mark
Patented Nov.17.96
Pat.Aug18'96
Case: Various
Database Version: v52.221
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
9.88
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
74.97
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.861%
Registry Population: 6 (1.60%)
Research Note: Patented Pierced "Balloon" Hands. , “Patented” on Barrel Bridge

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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 · September 28, 2022

Serial Number 28899 was reported as accurate.

Anonymous · February 23, 2022

Serial Number 28838 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · February 8, 2022

Serial Number 28838 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

rjvel1153 Supporter 3 · October 6, 2021

Serial Number 28681 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · May 29, 2021

Serial Number 28980 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · September 7, 2020

Serial Number 28700 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · April 25, 2020

Serial Number 28982 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Watchfan0121 1 · February 8, 2020

Serial Number 28643 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

rjmurton1964 34 · September 20, 2019

Serial Number 28910 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

jacobwalls07 143 · November 2, 2018

Serial Number 28917 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · November 28, 2017

Serial Number 28962 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · May 26, 2017

Serial Number 28706 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

rock862 242 · May 25, 2016

Serial Number 28853 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · May 22, 2016

Serial Number 28853 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · September 10, 2015

Serial Number 28636 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · March 28, 2015

Serial Number 28893 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · March 9, 2015

Serial Number 28649 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · March 9, 2015

Serial Number 28647 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · March 6, 2015

Serial Number 28647 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

quadcitycoin Supporter 73 · December 2, 2014

Serial Number 28752 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full

Anonymous · August 11, 2014

Serial Number 28901 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Full
Ball - Hamilton Grade 999B Pocket Watch