From Casio G-Shock, this new 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. The octagonal bezel, flat face, simple bar hour markers, and carbon core guard structure that are distinctive features of the GA-2100 are now available in a compact configuration. The black resin strap and matching dial with rose gold-tone accents adds a feminine pop of color to this new style. Shock Resistant 200-meter water resistance Carbon Core Guard structure Case/bezel material: Carbon/Resin Black Resin Band Mineral Glass Neobrite Double LED light LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) World time - 31 time zones 1/100-second stopwatch 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 Size of case : 46.2x42.9x11.2mm Casio Style #: GMAS2100-1A - Shop the latest G-Shock watches and other jewelry on BlackSkinny.com