Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/ball-hamilton/644379
https://pocketwatchdatabase.com/search/result/ball-hamilton/644379
Access Date: September 21, 2024
From the American Horology Archive:
Ball - Hamilton
Grade: 999K
| Manufacturer: | Ball - Hamilton |  |
| Movement Serial Number: | 644379 | |
| Grade: | 999K | |
| Model: | 1 | |
| Estimated Production Year: | 1910 | |
| Run Quantity: | 100 | |
| Grade/Model Run: | 1 of 1 | |
| Grade/Model Total Production: | 100 | |
| Size: | 18s | |
| Jewels: | 23j | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Finish Pattern: | Circular Damascening | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Double Roller: | Yes | |
| Barrel: | Motor | |
| Regulator: | Ball | |
| Adjusted: | Yes | |
| Adjusted # of Positions: | 5 | |
| Adjusted to Temperature: | Yes | |
| Railroad Grade: | Yes | |
| Movement Markings: | Official RR Standard, Adjusted 5 Positions, Double Roller, Motor Barrel | |
| Case: | Various | |
| Database Version: | v52.400 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 0.30 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 2.16 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.087% | |
| Registry Population: Scoped for This Run Only | 2 (2.00%) | |
|
Research Note: Ball (1908 Patent) Hairspring Stud
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Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 2 watches in the population registry for this run with 1 image.
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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.
Gregvn Supporter 3 · May 17, 2023
Serial Number 644327 was reported as accurate.
Gregvn Supporter 3 · May 17, 2023
Serial Number 644327 was reported as accurate.
Anonymous · May 7, 2018
Serial Number 644357 was reported as accurate.
cnfdcwby 1 · March 22, 2017
Serial Number 644372 was reported as accurate.
Anonymous · February 11, 2017
Serial Number 644372 was reported as accurate.
Anonymous · January 20, 2017
Serial Number 644372 was reported as accurate.
Anonymous · June 15, 2015
Serial Number 644374 was reported as accurate.
Anonymous · June 15, 2015
Serial Number 644374 was reported as accurate.
