Casio G-Shock World Time Shock Resistant GA-140GM-1A1 GA140GM-1A1 200M Men's WatchCasio G Shock World Time Shock Resistant GA 140GM 1A1 GA140GM 1A1 200M Men's Watch This Casio G Shock is inspired by the classic Casio GA 1000 and combines digital technology with an analog time display. The looks are inspired by the big loudspeaker designs that used to come with stereo systems of the 90s, now given a modern twist. Combined with the usual G Shock toughness, its kind of a modern retro watch that can be worn with almost any casual