Casio G-Shock GBD-100SM-1A7DR Analog/Digital Watch

Introducing new colors for the G-SHOCK lineup of GBD-100 sports watches. Black and white base coloring is combined with vivid light collecting resin and semitransparent resin for a dazzling design that contributes to the enjoyment of a wide range of activities.Function-wise, these models employ Bluetooth technology to allow access to a smartphone's GPS for quicker calibration of distance measurements. Once calibration is done, the watch is able to perform more accurate running distance measurements, even when it is no longer connected to the phone.Distance measurements used in combination with run time measurements let you keep track of your pace, and also enable use of an Auto Lap feature that automatically keeps track of times over a specific distance. The soft urethane band material provides improved comfort, while a large number of band holes let you adjust the fit to your particular wrist.

• Case / bezel material: Resin
• Training Function
• Approximately two years of battery life even with daily use of the step counter and notification functions. 
• 200-meter water resistance