G-SHOCK from Pursuit of evolving toughness, stuck to thoroughly brand color "Black & Red Series (Black & Red series)" appeared. The brand color of G-SHOCK, adopted in the main color of the case band. The black representing the skies and toughness to the base color of the entire watch, Ashiraimashita Red as a color insert in the part of the case color padded portion and the dial. The band has adopted a two-color molding, was made to Black × Red bi- color on the front and back. When worn, red except from the band sides, insists casually the identity of the G-SHOCK. The base model, adopted the GA-400 of the big case model unleash an overwhelming presence. The toughness spirit that symbolizes the G-SHOCK is the emergence of New model representing the brand color. And large sensuous operation with a rotary switch on the possible· JIS1 kinds Magnetic resistance