18K rose gold automatic with date, COSC certified, atomatic helium release vavle, 18K rose gold/ceramic bezel, round, 50atm/screw-down crown, dial: black index, rubber strap Metal Type: 18K rose gold Case Size: 44.6mm Movement: automatic Function: hour, minutes, seconds, date Water Resistant: 500 m Bracelet: 18K rose gold Buckle: 18K rose gold adjustable diving clasp