Features: ana-digi quartz movement.Professional divers watch.Depth memory for last dive.Auto dive time memory for last dive.Dive time alarm (5-60 min).Dive meter - tell depth (3 ft - 268 ft).Depth alarm.Dive time alarm.Maximum depth indicator.Dive time.Rapid ascent warning.1/100 second chronograph measures up to 24 hours.Alarm.Full auto calendar.Stopwatch.Case screwdown crown and screw caseback.Unidirectional rotating elapsed time bezel.Hardened mineral glass.Stainless steel case.Rubber band.Battery battery life about 2 years.Low battery indicator 200m water resistance dimensions diameter 50mm with crown (40mm without crown) thickness 14mm weight 113g.