Living up to G-Shock’s reputation for big case designs, comes a revolution in case size with the introduction of the X-Large G. This Ana-Digi, “three-eyed” monster measure in at a whopping 55 x 51.2 x 16.9mm size, with an attention to detail, that is second to none. Large anti-skid buttons provide easy operation, embossed indexes gives a 3-D look and a rivet bezel design adds strength to its overall appearance. Case / bezel material: Resin Resin Band Magnetic Resistant Shock Resistant Mineral Glass 200-metre water resistance LED light Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow World time - 29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city / World time city swapping 1/1000-second stopwatch - Measuring capacity: 99:59'59.999'' Measuring modes: Elapsed time, lap time, split time Others: Speed (0 to 1998 units / hour), Distance input (0.0 to 99.9) - Mach indicator (speed exceeding 1225 units / hour) Countdown timer - Measuring unit: 1 second Countdown range: 24 hours - Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments), Other: Auto-repeat 5 daily alarms (with 1 snooze alarm) Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Regular timekeeping - Analogue: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (speed) - Digital: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery life: 2 years on CR1220 Size of case : 55×51.2×16.9mm Total weight : 70g