Shock resist structure DLC treatment Screw back Anti-reflective coating sapphire glass ISO 200m waterproof for diving Stainless Steel + resin Bezel Case Material Carbon fiber insert band Tough solar charge system Radio reception function multiband 6 World time 48 cities Diving function Dive Log data Orientation measurement function Temperature measurement function Time stamp function Tide graph Moon data Stopwatch Timer Five alarm Battery indicator displays Power saving function Full Auto Calendar 12/24 hour display switching ON / OFF Beep switching function White LED backlight 59.2 × 53.3 × 18mm Size 141g