Pocket Watch Database

From the American Horology Archive:
Elgin Grade 315 Pocket Watch Movement

Elgin National Watch Co.

Grade: 315

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 18911983
Grade: 315
Model: 3
Class: 114
Estimated Production Year: 1916
Run Quantity: 1,000
Grade/Model Run: 125 of 329
Total Production: 1,033,900
Size: 12s
Jewels: 15j
Jewel Setting: Screw-Set
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: Moseley
Hairspring: Breguet
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
U.S. Patents: 596407, 77078, 585025
Data Research: 1927/1950 Elgin Serial List
Database Version: v48.148

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rtwatches 943 ยท May 30, 2016

Serial Number 18911555 was reported as accurate.

Elgin Grade 315 Pocket Watch Movement