A design tribute to Bulovas acclaimed ‘70s Oceanographer ""Devil Diver"" watch powered by a self-winding mechanical movement with a 42-hour power reserve. Stainless steel screw-back case with screw-down crown, black and green unidirectional bezel, green three-hand dial with luminescent markers and date feature, box sapphire crystal with blue anti-reflective coating, stainless steel bracelet with double-press fold-over buckle closure, safety bar and extender, and water resistance to 200 meters/666 feet. ISO certified.