G-Shock GM2100-1A Metal Covered Stainless Steel 'CasiOak'

Go sleek, sharp and bold with a G-SHOCK standard-bearer in a metal-clad octagonal take on the original iconic design. Shock-resistant construction protects against impact and vibration. -Shock Resistant -Mineral Glass -Neobrite -200-meter water resistance -Case / bezel material: Resin / Stainless steel -Resin Band -Double LED light -World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off -1/100-second stopwatch Measuring modes: Elapsed time, split time, 1st-2nd place times -Countdown timer -5 daily alarms -Hourly time signal -Hand shift feature -Full auto-calendar (to year 2099) -12/24-hour format -Button operation tone on/off -Regular timekeeping -Accuracy: ±15 seconds per month -Approx. battery life: 3 years on SR726W × 2 \ Size of case: 49.3×44.4×11.8mm