G-Shock CasiOak GA2100-1A1 G-Shock Mid-Size S-Series These models feature a square

These models feature a square face design in colors chosen to calibrate with the most extreme workouts

creating a look of elegance while maintaining light weight and a great fit to the wrist

A host of features such as 30-city world time

and high-brightness LED illumination

These watches can link with the GPS of a smartphone for quicker calibration of distance measurements

G-Shock CasiOak GA2100-1A1 G-Shock Mid-Size S-Series These models feature a squareEver since the first DW 5000C went on sale back in 1983, G SHOCK has continued to push the limits of timekeeping toughness while creating new and original designs. These new models embody these efforts in an attractively thin configuration. These new models inherit the octagon form that was also employed for the original DW 5000C. Analog digital timekeeping comes packed into a no nonsense simple design without sacrificing G SHOCK level toughness. High