The Next tide watch by Rip Curl features 500 pre-programmed global tide locations with precise tide height graph, next tide time, direction and future forecasting plus Spot X. With a scratch resistant mineral crystal lens housed in a solid stainless steel bezel with a durable yet lightweight ergonomically rounded polycarbonate case, Next Tide is both comfortable and tough. 100m waterproof - good for surfing and swimming but not diving.