Casio Men's G-SHOCK MR-G Series Premium Production Line MRG-B2000BG-3AJR WatchProduct Highlights Introducing the pinnacle of the G SHOCK lineup, the MR G series. The MRG B2000 is a masterpiece that pays attention to every detail, from structure and function to materials and finishing, inheriting the strength and aesthetic consciousness of ancient Japan. Designed with the theme of Japan's traditional color "iron color (kuroganeiro)," it captures the deep bluish green color that appears when iron is heated, using deep hardening