Acknowledging the first generation of Sea Hawks in 1940s, Girard Perregaux Sea Hawk Collection is remarkable combination of classic style and modern technology . First introduced in 1980 the Sea Hawk features anti-clockwise bezel, helium valve for professional divers, fully waterproof steel case that can hold up-to 1500kg of pressure. Pictured above is a brushed steel, mechanical Movement GP3300, octagon bezel and easily readable dial.