Pocket Watch Database
https://pocketwatchdatabase.com/search/result/ball-hamilton/B620436
Access Date: December 24, 2024
From the American Horology Archive:
Ball - Hamilton
Grade: 999P
Manufacturer: | Ball - Hamilton | |
Movement Serial Number: | B620436 | |
Grade: | 999P | |
Model: | 1 | |
Estimated Production Year: | 1926 | |
Run Quantity: | 4,000 | |
Grade/Model Run: | 5 of 15 | |
Grade/Model Total Production: | 40,300 | |
Size: | 16s | |
Jewels: | 21j | |
Movement Configuration: | Openface | |
Movement Finish: | Nickel | |
Finish Pattern: | Circular | |
Movement Setting: | Lever | |
Plate: | 3/4 Plate | |
Barrel: | Going | |
Adjusted: | Yes | |
Adjusted # of Positions: | 5 | |
Adjusted to Temperature: | Yes | |
Railroad Grade: | Yes | |
U.S. Patents: | D32330 | |
Movement Markings: | Official Standard Ball Watch Co. Cleveland,O. 21 Jewels Adjusted 5 Positions Sapphire Pallets Trade Mark |
|
Case: | Various | |
Database Version: | v52.526 | |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 121.33 | |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 916.84 | |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 34.934% | |
Registry Population: Scoped for This Run Only | 9 (0.23%) | |
Research Note: Hamilton Hairspring Stud
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Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 9 watches in the population registry for this run with 4 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.
MoatsJustin1 top-contributor 5272 · October 26, 2024
Serial Number B621028 was reported as accurate.
cjbrem Supporter 959 · September 26, 2024
Serial Number B623919 was reported as accurate.
ebsrods Supporter 130 · April 7, 2022
Serial Number B620436 was reported as accurate.
nemoman3 9 · December 15, 2021
Serial Number B620188 was reported as accurate.
cmdraven 4083 · July 31, 2021
Serial Number B621852 was reported as accurate.
Laurenconnelly 1 · November 17, 2020
Serial Number B623667 was reported as accurate.
Andrew9000 85 · June 12, 2020
Serial Number B621147 was reported as accurate.
021666 41 · March 18, 2020
Serial Number B623421 was reported as accurate.
ralph1 113 · March 1, 2020
Serial Number B620028 was reported as accurate.
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