G-Central G-Shock Fan Site on Twitter: "Casio officially unveiled the G-Shock GA-B2100 series featuring Tough Solar power and Bluetooth smartphone link. https://t.co/TZdYdPtg0U https://t.co/YOYMnxrrcf" / Twitter
Casio G-SHOCK GA-2100VB-1AER SPECIAL COLOR MODEL - YouTube