G-Shock GSTB100B-1A3 Digital Watches 99" measuring modes: Elapsed time

99" measuring modes: Elapsed time split time 1st-2nd place times auto-start

multi-level dial

From G-SHOCK the watch brand that is constantly setting new standards for timekeeping toughness comes G-STEEL a watch series with a new "layer guard structure"

laps in the pool or the track

The dial at 9 o’clock has a multi-functional rotating disk that is cut to resemble the thick blades of a jet engine

G-Shock GSTB100B-1A3 Digital Watches 99" measuring modes: Elapsed timeG 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