This Casio G-Shock GMA-S2100BS-7AER women's oriented watch has a resin case combined with white carbon . The bracelet is made of white synthetic resin . The crystal is mineral, the movement quartz and the display analog-digital. Functions: LED light, shock resistant, universal time function. Stopwatch - 1/100 sec. - 24 hours. Timers - 1/1 second - 24 hours. Five daily alarms. Hand movement function. Button sound activated or deactivated. Automatic calendar. Three years - 1 battery. Water resistance: 20 ATM. Diameter: 46.2 mm. Weight: 41 gr. Enjoy your Casio G-Shock watch.