GWB5600CY-1,GW-B5600BC, I think it's one of the most complete and affordable of the squares. The bracelet is very comfortable, it's solar, radio controlled and Bluetooth. The display is quite readable even if,GW-B5600BC-1B | CASIO,WTS] Casio G-Shock Gravitymaster GW-A1100 JDM Model (inc brand new strap) – WatchPatrol,WTS] Casio G-Shock GMW-B5000PB-6 Twilight Tokyo JDM Limited Edition – WatchPatrol,