CASIO G-Shock G-Steel Stainless Steel Solar Black/Silver | GSTB100-1AFrom G SHOCK, the watch that always strives for toughness, the first G STEEL lineup models to offer chronograph performance in analog format. Thought all the dials of these models are analog, they still boast G SHOCK level shock resistance. The dial at 9 oclock has a multi functional rotating disk that is cut to resemble the thick blades of a jet engine. Rotation of the blades reveals red coloring behind the disk, and this change in color is used to