Pocket Watch Database

From the American Horology Archive:
Ball - Hamilton Grade 999C Pocket Watch

Ball - Hamilton

Grade: 999C

Manufacturer: Ball - Hamilton
Movement Serial Number: 14149
Grade: 999C
Model: 1
Estimated Production Year: 1896
Run Quantity: 25
Grade/Model Run: 2 of 8
Grade/Model Total Production: 335
Size: 18s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Brakewheel
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: D24446
Movement Markings: BoRT
Standard
Ball & Co. Cleveland
17 Jewels
Sapphire Pallets
Safety Pinion
Trade Mark
Adjusted
Patented
Case: Various
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.01
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
7.51
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.290%
Registry Population: 1 (4.00%)
Research Note: Patented Pierced "Balloon" Hands. , Brotherhood of Railroad Trainmen, Hamilton Hairspring Stud

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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.


walter2 56 · April 25, 2015

Serial Number 14149 was reported as accurate.

Ball - Hamilton Grade 999C Pocket Watch