GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube
CASIO G-SHOCK - Toughest watches ever! Push your new GA-2000 in Army Green to the limit. With our new Carbon Core Guard case structure this collection is happy to roll with the
Casio G-Shock GA-2000 Transparent Pack Analog Digital Watch GA2000SKE-8A