Hi, I'm having trouble choosing a new g shock, I'm thinking of either Riseman, GDF100 negative display, GW 6900 or GX56 king of G. I've already got a Gw200 Froggie,Gw9100 Gulfman,GwM5600,Gw3000 Aviator and Giez gs1100. Question is which would you pick up? Many Thanks