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