Casio G-Shock Analog Digital GA-100CS-9A Mens WatchCasio G Shock Analog Digital GA 100CS 9A GA100CS 9A Men's Watch It lives up to the big case toughness reputation of G Shock watches; its designs are the result of a few revolutionizing concepts in watch making from Casio. To be more specific, its the X Large G the 3 eyed, ana digi monster of a watch! At a whopping 55mm across and a reasonable 16. 9mm thick, its remarkable the way Casio pays attention to its every detail!