G-SHOCK - GA400GB-1A9From super tough G SHOCK comes a new collection of GA 400 with a large rotary switch for intuitive operation. Basic G SHOCK black is accented in gold to create a HIP HOP artist or B BOY fashion item motif. Black with gold, which are employed in a large number of accessories, is used on the case, band, and face, for a boldly cool design. ISO764 class magnetic resistance Rotary switch