Silver-tone stainless steel case with fixed black rubber bezel featuring eight screws. Black dial displaying analog functions, luminous hour markers and hands. Minute markers around the outer rim including a three sub-dials for seconds (small second), minutes (30 minute) and tourbillon function display. Powered by Audemars Piguet Calibre 2889 Hand Wound movement with 28 Jewels, comprising approximately 290 parts and running at 21600 vph. Power reserve of ~72 hours. Scratch resistant sapphire crystal. Pull/push crown operation. Skeleton transparent case back revealing the movement structure. Octagonal case shape measuring 44mm diameter by 13.15mm thickness. Equipped with a deployment clasp and rated water resistant to 20 meters (65 feet). Features include tourbillon, chronograph function, column wheel mechanism, display for hours and minutes.