Authentic Rolex Sea-Dweller DEEPSEA sports watch with automatic movement. Features a blue dial with luminous hands and markers, sapphire crystal face. Constructed from Oystersteel case (brushed/polished finish) equipped with an Oysterclasp bracelet clasp (also Oystersteel). Includes screw-down crown and ceramic bezel numerals coated in platinum applied as part of the unidirectional rotating design. Movement is Swiss automatic chronometer certified. Water resistant to 3900 meters or 12800 feet.