GS-CS366

$6.50

Manufactured by: GS Supplies Inc.
Model: GS-CS366
Length: 16.3 mm
Width: 16.3 mm
For: Gruen
Style: Plastic Cylinder Crystal, Flat Lower Edge, Square
Quantity in Stock: 16

The manufacturer's catalog index (or product packaging) lists this crystal for:

Gruen: 480/780, Regent (Auto Wind), Royalty (Auto Wind)

Check size and shape versus BB-MX2338, GS-MX358-25, GS-CS366, PER-MC273/1, SUC-RMS108 for Gruen Royalty, Curvex Royalty, Auto Wind Royalty. Check size and shape versus BB-MX2110, GS-MX361-10, GS-CS366, PER-MC237/3 for Gruen Auto Wind Regent, Curvex Regent.
Also listed by GS for Gruen 780/480.