The G-Shock Mystic Fog series, envoking the feel of a foggy night in a city, includes the GM-5600MF-2ER model with a metal case, a blue IP stainless steel bezel and a semi transparent strap. These series of watches features softer colourways and matte skeleton style straps for a subtle and understated finish. Still 200M water resistant with functions such as countdown timer, stopwatch and an alarm.