Pocket Watch Database

From the American Horology Archive:
Rockford Grade 830 Pocket Watch

Rockford Watch Co.

Grade: 830

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 503681
Grade: 830
Model: 10
Estimated Production Year: 1897
Run Quantity: 80
Grade/Model Run: 9 of 30
Grade/Model Total Production: 5,684
Size: 18s
Jewels: 17j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 545.830G9.18S478.1810M12.H301.L407.17J64
Database Version: v52.249
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
17.11
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
174.92
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.885%
Registry Population: 4 (5.00%)

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Rockford Grade 830 Pocket Watch