Just recently, Casio introduced a new G-Shock series called the GDF100. Features include a pressure sensor to check barometric pressure, temperature sensor, 12/24 Hr. Formats, mute function, countdown timer, hourly time signal, 1/100th Sec. Stopwatch, 5 independent daily alarms, world time, Super Illuminator LED Backlight, 200M Water Resistance, and shock resistant structure.
Casio G-Shock GDF100 series comes in black or red.