Casio GA1000-4A men's G-Shock black ana-digi dial orange resin strap alarm dive watch carries a case diameter of 52mm and a case thickness of 17mm. Featured on this model is a fixed black bezel, textured push and pull main crown with function pushers. The caseback on the Casio GA1000-4A is with four screws, maintaining the 200 meters water resistance. The strap is crafted in orange resin and is secured using a buckle clasp. This dress watch has a black dial with Arabic numeral and indexes hour markers. Casio GA1000-4A comes with day-date, month and year display functions. This Casio GA1000-4A watch also features shock resistant, digital compass, measures and displays direction as one of 16 points, measuring range: 0 to 359 degrees, measuring unit: 1 degree, 20 seconds continuous measurement, hand indication of north, bidirectional calibration, magnetic declination correction, bearing memory, thermometer, display range: -10 to 60 C (14 to 140 F), display unit: 0.1 C (0.2 F), auto neon illuminator (Black light LED) with afterglow, neo-brite luminous hands and markers, world time, 31 time zones (48 cities + UTC), city code display, daylight saving on/off, 4 daily alarms and 1 snooze alarm, hourly time signal, 1/100 second stopwatch, measuring capacity: 23:59'59.99", 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), full auto-calendar (pre-programmed until the year 2099), 12/24 hour formats, button operation tone on/off, accuracy: +/- 15 seconds per month, battery: SR927W X 2, approximate battery life: 2 years. Protecting the dial is a mineral crystal designed to resist scratches. Powering this stylish watch is a quartz movement.