Audemars Piguet Calibre 2949 automatic movement with 34 jewels. Analog dial featuring luminous silver-tone hands, Arabic numeral hour markers and minute markers. Sapphire crystal transparent dial. Scratch resistant sapphire crystal main lens. Three sub-dials: second counter (60 sec), minute timer (30 min) and tourbillon indicator. Screw down crown. Transparent case back. 8-screw fixed grey titanium bezel. Octagon shaped case measuring 44mm x 16.15mm thick. Fold over clasp with safety release mechanism. Water resistant to 100 meters / 330 feet depth.