Fanmis Mens Sport Luminous Blue Canvas Strap White Dial Date Quartz Wrist Watches Quartz movement for accurate time keeping Protective mineral crystal protects watch from scratches, Black coated IPS plated finish case Canvas strap , Sports style .Luminous function Functions: hours, minutes, seconds, calendar,Chronograph movement with calendar 30m (99 ft) daily water resistance (not for showering and swimming).