The special edition is part of the Seiko PROSPEX Collection, a cult favorite among watch enthusiast from all over the world combining durability with sporty style. The automatic dive watch has a 45mm brushed and polished stainless steel case with ocean blue shark fin pattern dial. The dark blue ceramic rotating uni-directional 120 click elapsed timing bezel is well suited for professional diving with a 200 meter water resistance. Equipped with a magnified double day/date window @3 and luminous hands, markers and appendages makes this wrist watch easily readable in any environment. The screw-down crown is strategically positioned at 4:00 for increased comfort and provides added security against moisture and dirt intrusion. Powered by Seiko's own in-house-made automatic caliber 4R36 movement with a 41 hour power reserve. Fitted with a black vented rubber silicone corrugated strap with tang buckle and metal safety keeper to keep your watch secure and in place.