OCTO VELOCISSIMO KEN OKUYAMA LIMITED EDITION Mechanical manufacture high-frequency chronograph (5Hz) with silicon escapement, automatic winding and date, BVL 328 - Velocissimo caliber decorated with perlage, côtes de Genève finishing. 50 hour power reserve. 41 mm steel case treated with black Diamond Like Carbon (D.L.C.), crown set with ceramic, semi-transparent case back with Ken Okuyama artwork and signature. Black and anthracite sunray polished lacquered dial with hand-applied numerals. Integrated rubberized alligator strap with red stiching and steel ardillon buckle treated with black Diamond Like Carbon (D.L.C.). Water-resistant up to 100 meters. Limited Edition of 200 pieces engraved on the back case.