AW-591-4A

This model combine the best of digital and analog in tough G-SHOCK designs. Buttons are recessed to protect them from impact, and variations are available in a choice of three sporty bezel colors: silver, red, or blue. Mineral Glass Neobrite Shock Resistant 200-meter water resistance Case / bezel material: Resin / Aluminum Resin Band LED light Auto light switch, afterglow World time 29 time zones ( 27 cities) , city code display, daylight saving on/ off 1/ 100-second stopwatch Measuring capacity: 59' 59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 to 60 minutes ( 1-minute increments) Others: Auto-repeat, progress beeper 5 daily alarms ( with 1 snooze alarm) Hourly time signal Full auto-calendar ( to year 2039) 12/ 24-hour format 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: 3 years on CR1220 Size of case:  52  46.4  14.9 mm Total weight: 49.8 g LED: Amber