Features From G-SHOCK, the watch brand that is constantly setting new standards for timekeeping toughness, come new additions to the standard model lineup.The popular DW-9052, big case GA-100, and combination AW-591 start out with basic G-SHOCK black, which is then accented with brilliant rose gold and gold accents. The new gold-accented designs are really attractive additions to the G-SHOCK lineup. Specifications Case / bezel material: Resin Resin Band Shock Resistant Mineral Glass 200-meter water resistance Electro-luminescent backlightAfterglow Flash alertFlashes with buzzer that sounds for alarms, hourly time signals, countdown timer time up alarm 1/100-second stopwatchMeasuring capacity: 00'00"00~59'59"99 (for the first 60 minutes)1:00'00~23:59'59 (after 60 minutes)Measuring unit: 1/100 second (for the first 60 minutes)1 second (after 60 minutes)Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 minute to 24 hours (1-second increments, 1-minute increments and 1-hour increments)Other: Auto-repeat Multi-function alarm Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Regular timekeeping: Hour, minutes, seconds, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery life: 2 years on CR2016