Oyster Perpetual Cosmograph model 116520, 2007-8 from serial number between lugs, stainless steel case, automatic movement, round black dial with stainless steel-edged lume-filled hour markers, coronet at 12, subsidiary dials at 3, 6 and 9 for 30 minute register, small seconds and 12 hour register respectively, outer seconds track, stainless steel bezel with tachymeter scale, screw-down crown with coronet flanked by twin cylindrical screw-down push-buttons, on a stainless steel Oyster bracelet strap with EO78490 to the end link interior, with signed Oysterlock clasp with PJ1, 78490 to the interior, no box and papers