Limited edition for G-Shock's 30th anniversary . Resin case. Shockproof. Water resistant . Auto backlight with afterglow. World clock function. Flash alerts. Stopwatch. Countdown timer. Multi-function alarm. Hourly time signal. Automatic calendar. 12/24 Hour formats. Battery power indicator. Power saving function. Solar rechargeable battery with 10 month life without exposure to light. Mineral glass. Atomic timekeeping. Resin band. Signature packaging included