Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999G

Manufacturer: Ball - Hamilton
Movement Serial Number: 497290
Grade: 999G
Model: 1A
Estimated Production Year: 1906
Run Quantity: 700
Grade/Model Run: 1 of 15
Grade/Model Total Production: 4,400
Size: 18s
Jewels: 19j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Cicular
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: D25695, 565955
Movement Markings: Official RR Standard
999
The Ball Watch Co. Cleveland.
Adjusted
Double Roller.
19 Jewels
Sapphire Pallets
Safety Pinion
Trade Mark
Patented June 30'96
Pat.Aug.18'96.
Case: Various
Database Version: v52.335
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
13.24
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
100.00
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.814%
Registry Population: 4 (0.57%)

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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 107 · April 5, 2024

Serial Number 497161 was reported as accurate.

Anonymous · March 20, 2024

Serial Number 497538 was reported as accurate.

Anonymous · October 26, 2023

Serial Number 497573 was reported as accurate.

Anonymous · August 9, 2022

Serial Number 497577 was reported as accurate.

Anonymous · June 11, 2022

Serial Number 497689 was reported as accurate.

nightstalker638 44 · October 31, 2021

Serial Number 497290 was reported as accurate.

Anonymous · July 23, 2021

Serial Number 497618 was reported as accurate.

Anonymous · September 5, 2020

Serial Number 497618 was reported as accurate.

Anonymous · September 5, 2020

Serial Number 497618 was reported as accurate.

Anonymous · September 5, 2020

Serial Number 497618 was reported as accurate.

Anonymous · May 21, 2020

Serial Number 497502 was reported as accurate.

Anonymous · April 16, 2019

Serial Number 497469 was reported as accurate.

Anonymous · February 15, 2019

Serial Number 497198 was reported as accurate.

Joerealtor 74 · February 16, 2018

Serial Number 497264 was reported as accurate.

d2hensley 19 · February 8, 2018

Serial Number 497290 was reported as accurate.

Anonymous · March 16, 2017

Serial Number 497290 was reported as accurate.

Anonymous · March 13, 2017

Serial Number 497021 was reported as accurate.

Anonymous · December 7, 2016

Serial Number 497663 was reported as accurate.

Anonymous · November 25, 2016

Serial Number 497663 was reported as accurate.

Anonymous · October 16, 2014

Serial Number 497046 was reported as accurate.

Anonymous · October 10, 2014

Serial Number 497046 was reported as accurate.

Anonymous · October 10, 2014

Serial Number 497046 was reported as accurate.

Anonymous · October 7, 2014

Serial Number 497046 was reported as accurate.

Anonymous · October 7, 2014

Serial Number 497496 was reported as accurate.

Anonymous · September 3, 2014

Serial Number 497192 was reported as accurate.

Anonymous · July 22, 2014

Serial Number 497515 was reported as accurate.

Anonymous · January 4, 2014

Serial Number 497562 was reported as accurate.

Anonymous · November 21, 2013

Serial Number 497663 was reported as accurate.

Anonymous · September 27, 2013

Serial Number 497102 was reported as accurate.

Anonymous · July 20, 2013

Serial Number 497029 was reported as accurate.