Engineered to resist maritime conditions, this Casio G-Shock Gulfmaster chronograph watch has been built to keep up with activities of the sea. Showcasing the latest in watch technology, this impressive watch is fastened with a black resin band and features a 50mm stainless steel and black resin case with shock resistance and a blue bezel with chronograph functions. Mineral crystal protects the black dial that shows both analogue and digital display, three chronograph sub dials with 1/100 sec stopwatch function, world time function in major cities, super full-auto-LED light by a simple turn of the wrist, a digital compass, thermometer, auto calendar and 5 daily alarms. Water resistant to 200m, this watch is powered by a quartz movement. Featuring useful and highly practical functions, this ground-breaking watch has been designed to support the men of the sea and their activities in even the harshest conditions. GN-1000B-1AER