Rip Curl Men's A1015-MLI "Trestles Oceansearch" Tide Watch with Black Band Tide watch with square multi-function dial, yellow contrasts, and black polyurethane band featuring ventilation slits Quartz movement with digital display Protective acrylic crystal dial window Features buckle closure, dual time, countdown timer, alarm, future tide mode, and pre-programmed tide charts for 200 beaches worldwide until 2022 Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving