Pocket Watch Database

From the American Horology Archive:
Elgin Grade 428 Pocket Watch

Elgin National Watch Co.

Grade: 428

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 23708813
Grade: 428
Model: 1
Estimated Production Year: 1921
Run Quantity: 1,000
Grade/Model Run: 15 of 106
Grade/Model Total Production: 340,000
Size: 6/0s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Balance Type: Expansion
Balance Jewel Material: Ruby
Train: Quick
Regulator: Plain
Hairspring: Breguet
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
Data Research: 1927/1950 Elgin Serial List
Case: Various
Run ID: 11555.428G15.S141.M46.H6421.P8678.15J3300
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1,023.66
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
395.52
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.672%
Registry Population: 1 (0.10%)

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Elgin Grade 428 Pocket Watch