A hi-beat diver’s watch with the highest specifications, this Grand Seiko Sport Diver Automatic Men\'s Watch provides all the security and legibility that the diver requires. At A Glance Presented on a stainless steel bracelet 43.8mm case size with 200m water resistance Blue dial with one-way rotating bezel Triangular marker at 12 o’clock to ensure, even at depth, no mistake is made Baton hour markers with date window at 3 o\'clock Lambrate on hands and indexes Powered by the high-beat movement, Calibre 9S85 Power reserve of up to 55 hours