Pocket Watch Database

From the American Horology Archive:
Elgin Grade 447 Pocket Watch

Elgin National Watch Co.

Grade: 447

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 30232942
Grade: 447
Model: 4
Estimated Production Year: 1928
Run Quantity: 6,000
Grade/Model Run: 121 of 139
Grade/Model Total Production: 683,000
Size: 10/0s
Jewels: 7j
Movement Configuration: Openface
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
Adjusted: No
Railroad Grade: No
U.S. Patents: 596407
Case: Various
Run ID: 13349.447G121.S320.M264.O6211.P10360.7J5720
Data Research: 1927/1950 Elgin Serial List
Database Version: v52.407
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2,056.36
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
794.59
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.350%
Registry Population:
Scoped for This Run Only
1 (0.02%)

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Elgin Grade 447 Pocket Watch