What's the difference between G-5600E-1 and G-5600UE-1? Please help me decide I want to get one but I don't know the difference. : r/casio,Field Test: the Casio G-Shock DW-5600E-1V Braves the Elements in Iceland - Worn & Wound,DW5600NE-1 | | CASIO,DW5600NE-1 | | CASIO