Pocket Watch Database
https://pocketwatchdatabase.com/search/result/ball-hamilton/643997
Access Date: May 13, 2024
From the American Horology Archive:
Ball - Hamilton
Grade: 999A
Manufacturer: | Ball - Hamilton | |
Movement Serial Number: | 643997 | |
Grade: | 999A | |
Model: | 1 | |
Estimated Production Year: | 1910 | |
Run Quantity: | 500 | |
Grade/Model Run: | 20 of 25 | |
Grade/Model Total Production: | 14,000 | |
Size: | 18s | |
Jewels: | 21j | |
Movement Configuration: | Openface | |
Movement Finish: | Nickel | |
Finish Pattern: | “Sun-burst” Damascening | |
Movement Setting: | Lever | |
Plate: | Full Plate | |
Double Roller: | Yes | |
Regulator: | Ball | |
Adjusted: | Yes | |
Adjusted # of Positions: | 5 | |
Adjusted to Temperature: | Yes | |
Railroad Grade: | Yes | |
Movement Markings: | Official RR Standard or Brotherhood Markings | |
Case: | Various | |
Database Version: | v52.270 | |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 42.15 | |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 318.43 | |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 12.136% | |
Research Note: Hamilton Hairspring Stud
|
Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
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.
CechBro Supporter 35 · December 8, 2020
Serial Number 643587 was reported as accurate.
Gasperoff Supporter 727 · February 19, 2016
Serial Number 643997 was reported as accurate.
-
Image Source/Credit: Jones & Horan Auctions
-
uploaded by bwalder
-
uploaded by Kingfisher
-
uploaded by netmind
-
uploaded by Abidiaz
-
uploaded by SeikoDiverSRP043
-
uploaded by Joerealtor
-
uploaded by luk101
-
uploaded by slufdriver
-
uploaded by eplebuch