G-SHOCK GRAVITYMASTER has long been the timepiece series at the forefront tough timekeeping. Now these new aviation watch models take this one step further with designs that provide the accuracy and function required during flight.
Large hour and minute hands and hour markers improve readability. These models let you schedule up to five flight times, with a seconds unit countdown until the next flight time.

SPECIFICATIONS

Case / bezel material: Resin / Stainless steel
Resin Band
Neobrite
Shock Resistant
Mineral Glass
200-meter water resistance
Solar powered
Double LED light
LED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
Mobile link (Wireless linking using Bluetooth)
World time
39 time zones* (39 cities + coordinated universal time), one-touch UTC time zone, daylight saving on/off, auto summer time (DST) switching, 
Battery level indicator
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Power Saving (display goes blank and hands stop to save power when the watch is left in the dark)
Regular timekeeping
Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 1 dial (countdown indicator)
Digital: Hour, minute, second, pm, month, date, day
Accuracy: ±15 seconds per month (with no mobile link function)
Approx. battery operating time:
6 months on rechargeable battery (operation period with normal use without exposure to light after charge)
19 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Size of case : 62.5 x 53.8 x 17.3mm