Pocket Watch Database

From the American Horology Archive:
Illinois Grade Bunn Special Pocket Watch

Illinois Watch Co.

Grade: Bunn Special

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 1826935
Grade: Bunn Special
Model: 6
Estimated Production Year: 1907
Run Quantity: 100
Grade/Model Run: 135 of 256
Grade/Model Total Production: 76,418
Size: 18s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Bright Spotted
Movement Signing Style: Old English
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Barrel: Going
Train: Fast
Regulator: Reed
Adjusted: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Dial Feet Locations: 2.0, 21.5, 38.5
Case Screw Locations: 23.5, 51.5
Movement Markings: Bunn Special
Springfield, Ill.
21 Ruby Jewels
Adjusted
Temperature 6 Positions
Isochronism
Double Roller
Case: Various
Run ID: 5410.G175.18S3475.186M836.O2073.L4450.21J238
Database Version: v52.343
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
230.07
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
776.50
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.344%
Registry Population: 2 (2.00%)
$ Estimated Value (12 Month Change): -10.32% Analyzing 750 Sales

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Illinois Grade Bunn Special Pocket Watch