From Casio G-Shock, this new limited edition GMAS2100 watch is a downsized version of the GA-2100 model It is slim, lightweight, and compact in design and boasts a chic, monochromatic look Carbon Core Guard structure Shock Resistant 200-meter water resistance G-Shock GMAS2100-4A is the latest shock-resistant carbon core guard watch, now with a downsized slim design for lighter performance and sleek style. Offering a classic analog and digital combination for ultimate multi-functionality. Carbon/resin case and bezel. Resin band with adjustable buckle. Carbon Core Guard structure. Mineral glass lens. Water resistant up to 200 meters and shock resistant. Neobrite sticks dial with super illuminator and afterglow double LED light. 2 hand analog plus digital hour, minute, second, pm, month, date. Configurable 5 daily alarms and hourly time signal, multi-function stopwatch, and countdown timer. 31 time zone (48 cities) world time, daylight savings on/off, 12/24-hour format, and full auto calendar. Imported.