With the delicate beauty of blue and white Chinese porcelain steeled by absolute G-SHOCK toughness. The dial and band feature blue and white motifs celebrating familiar ceramic patterns, while the engraving on the case back evokes the Chinese dragon in motion. Case / bezel material: Resin Resin Band Shock Resistant Mineral Glass 200-meter water resistance LED light (Super illuminator), Selectable illumination duration (1.5 seconds or 3 seconds), afterglow World time, 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping 1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place timesOthers: target time alarm, direct timing start from the timekeeping mode Countdown timerMeasuring unit: 1/10 secondCountdown range: 60 minutesCountdown start time setting range: 1 to 60 minutes (1-minute increments) 5 daily alarms (with 1 snooze alarm) Hourly time signal Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.) Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)), Digital: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery life: 5 years on CR2016 Size of case : 57.5×53.4×18.4mm Total weight : 69g