Casio G-shock Gbd-100sm-4a1er

Details:

Casio G-Shock GBD-100SM-4A1ER These are the latest additions to the G-SHOCK Sports watches.These watches can link with the GPS of a smartphone for quicker calibration of distance measurements, enabling more accurate running distance measurements, even during use without a phone connection. Distance measurements let you keep track of your running pace, and enable use of an Auto Lap feature that automatically keeps track of times over a specific distance. Other standard features include a step tra...