Detail Jam Tangan Casio G-Shock GM-5640GEM-1DR Original
Specifications Basic Information Case size (L× W× H) 49.6 × 43.2 × 12.9 mm Weight 78 g Case and bezel material Case / bezel material: Resin / Stainless steel Band Resin Band Construction Shock Resistant Water resistance 200-meter water resistance Power supply and battery life Approx. battery life: 2 years on CR2016 Exterior Glass Mineral Glass Surface treatment Black ion plated bezel Rainbow ion plated bezel Compatible band size 145 to 215 mm Watch Features Stopwatch Timer Alarm/hourly time signal Hourly time signal Multi-function alarm Flash alert feature Flash alert Flashes with buzzer that sounds for alarms, hourly time signals Light Electro-luminescent backlight Afterglow Light color EL:Blue Green Calendar Full auto-calendar (to year 2099) Accuracy Accuracy: ±15 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, month, date, day