The solid design of this G-Shock analog/digital combination watch is updated with a blue inspired by street fashion. The multi-dimension dial features LED illumination with selectable duration. World time, multiple alarms, calendar, stopwatch, and hand shift feature will keep you prepared now matter how tough the job. Mineral glass Shock resistant 200M water resistance Case/bezel material: resin Resin band LED Light (Super Illuminator)Selectable illumination duration (1.5 seconds or 3 seconds, afterglow World time31 time zones (48 cities), daylight saving on/off, Home city/world time city swapping 1/100 second stopwatch Measuring capacity: 23:59'59.99" Measuring modes: elapsed time, split time, 1st-2nd place times Others: target time alarm, direct timing start from the timekeeping mode Countdown timer Measuring unit: 1/10 second Countdown range: 60 minutes Countdown 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 (pre-programmed 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 Approximate batter life: 5 years on CR2016 LED: White Case Size: 57.5 x 53.4 x 18.4 mm