G-SHOCK G-STEEL GSTB100-1A sapphire The polished metal offsets the

The polished metal offsets the vapor deposition finish of the black dial

White inserts on both sides of the case

and the band is made of DAT55G titanium alloy

I color and SI1 clarity

G-SHOCK G-STEEL GSTB100-1A sapphire The polished metal offsets theA G STEEL model featuring a solid case, a chronograph with an analog display, and a urethane band designed with a motif of heavy jet engine blades. A dual coil motor in a rotating disc dial placed at 9 o'clock moves the dial blades and exudes a functional beauty. In addition to the alarm on off function and using the rotation to show the stopwatch, etc., it also functions as a battery indicator, contributing to a tough chronograph. The layer guard