Quiksilver - Moondak - Digital Tide Movement Watch - Green - Competitive surfers, this watch is for you. The Moondak by Quiksilver Young Men's is a tide watch that contains 15 years or pre-programmed tide data for 200 surf spots around the world! At a glance, you can look at the high resolution graphic display for tidal movement and see the water height measured in feet, meters or coefficient. Dual time, dual alarm and countdown timer as well as a surf heat time with wave counter for competition! 1/100 training chronograph as well, backlight for seeing in the dark and 100 meters of water resistance and a 2 year warranty from the manufacturer.