Grade: 390
B.W. Raymond
Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 15900516
Grade: 390
Model: 8
Generation: Third
Class: 91
Estimated Production Year: 1911
Run Quantity: 1,000
Grade/Model Run: 4 of 5
Grade/Model Total Production: 4,400
Size: 18s
Jewels: 21j
Jewel Material: Ruby, Sapphire & Diamond
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Safety
Balance Jewel Material: Diamond
Train: Quick
Regulator: Traveling Nut (spring)
Hairspring: Breguet
Pallet Jewel Material: Sapphire
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Railroad Grade Classification: Class A
Wind Indicator Available: Yes
Wind Indicator Present: Yes
U.S. Patents: 77078, 596407, 596408
Data Research: 1915 Elgin Serial List
1927/1950 Elgin Serial List
Case: Various