98B407 Automatic Oceanographer Devil Diver GMTFor the uncompromising thrill seeker, there is no alternative to this all new Bulova mens Oceanographer GMT. The perfectly sized 41mm stainless steel case features a grey IP coating, a screw down crown that provides 200 meters of water resistance, and a unidirectional rotating black and white timing bezel. Under the box sapphire crystal, the fully luminescent white dial features a black 24 hours scale and minute markers, applied round luminescent hour