G-Shock G-STEEL GST210B-1A9 Black/GoldFrom G-SHOCK, the watch brand that is constantly setting new standards for timekeeping toughness, comes new G-STEEL models with “layer guard structure.” These new models maintain world-renowned G-SHOCK toughness. GST210B, which combines a resin band with the elegance of metal.- Shock Resistant- 200M Water Resistant- Super Illuminator high-brightness LED backlight