Concept History | GW-7900 Standard (2009)

STANDARD
GW-7900
Multi Band 6 Radio-controlled solar-powered model

Concept History | GW-2500 - Gravity Defier (2009)

Gravity Defier
GW-2500
Multi Band 6 Radio-controlled solar-powered model
A tough watch that resists intense gravitational forces and vibrations

Concept History | G-5600E (2009)

ORIGIN
G-5600E
Square face inherited directly from the original G-SHOCK design
The original Tough Solar power system employs not only sunlight but also light from fluorescent lamps and other sources to recharge the  battery and provide ample motive power.