Designed for sports lovers and adventure seekers alike, this Seiko Prospex Save The Ocean Special Edition \'King Samurai\' Automatic Men\'s Watch has an angular shaped design which looks as if it were sliced by a Japanese Samurai sword. At A Glance  Presented on a blue silicone strap with pin buckle 43.8mm case size with 200m water resistance Blue dial which echoes the gradations of sunlight refraction and the patterns symbolise waves seen from under the sea White indexes with date window at 3 o\'clock Side view and watch case back with angular shaped design which looks as if it were sliced by a Japanese Samurai sword Unidirectional rotating bezel Screw down crown and case back Powered by a mechanical automatic movement Power reserve of 41 hours Seiko donates proceeds from Save The Ocean models to sea conservation organisations