Did you know: The GW-S5600U is the lightest adult G-Shock ever made. However, by replacing the carbon strap with a standard Casio GW-5000 strap you can further reduce the weight by 15%? :
G Shock Gw 5610bb Store, SAVE 59%.
WTS] REPOST Casio Gshock GWM 5610BB-1ER full kit + Mod kit | WatchCharts