Pocket Watch Database
https://pocketwatchdatabase.com/search/result/ball-hamilton/642723
Access Date: November 10, 2024
From the American Horology Archive:
Ball - Hamilton
Grade: 999G
Manufacturer: | Ball - Hamilton | |
Movement Serial Number: | 642723 | |
Grade: | 999G | |
Model: | 1A | |
Estimated Production Year: | 1910 | |
Run Quantity: | 175 | |
Grade/Model Run: | 12 of 15 | |
Grade/Model Total Production: | 4,400 | |
Size: | 18s | |
Jewels: | 19j | |
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: | D25695, 565955 | |
Movement Markings: | Official BofRT Standard 999 Ball Watch Co. Cleveland, O. Adjusted Double Roller. Motor Barrel 19 Jewels Sapphire Pallets Safety Pinion Trade Mark Patented June 30'96 Pat.Aug.18'96. |
|
Case: | Various | |
Database Version: | v52.431 | |
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: Scoped for This Run Only | 2 (1.14%) |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 2 watches in the population registry for this run with 2 images.
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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.
Andrew9000 85 · July 25, 2023
Serial Number 642700 was reported as accurate.
Durant1 42 · October 20, 2022
Serial Number 642723 was reported as accurate.
Anonymous · September 25, 2018
Serial Number 642734 was reported as inaccurate.
bwalder 137 · August 24, 2016
Serial Number 642611 was reported as inaccurate.
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