Pocket Watch Database

From the American Horology Archive:
Elgin Grade 288 Pocket Watch Movement

Elgin National Watch Co.

Grade: 288

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 18510375
Grade: 288
Model: 5
Class: 106
Estimated Production Year: 1915
Run Quantity: 1,000
Grade/Model Run: 160 of 296
Total Production: 531,800
Size: 18s
Jewels: 7j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Full Plate
Barrel: Going
Balance Type: Expansion
Balance Jewel Material: Ruby
Train: Quick
Regulator: Polished Oval Regulator
Hairspring: Breguet
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
U.S. Patents: 77078, 347272
Data Research: 1915 Elgin Serial List
1927/1950 Elgin Serial List

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Data Verification Reports

18510001
Verification Serial Map
18511000

Anonymous · March 25, 2015

Serial Number 18510413 was reported as accurate.

Anonymous · February 8, 2014

Serial Number 18510424 was reported as accurate.

Anonymous · May 14, 2013

Serial Number 18510375 was reported as accurate.

Elgin Grade 288 Pocket Watch Movement