Silver-tone stainless steel case, fixed silver-tone stainless steel bezel. Black dial featuring black hands and Arabic numeral hour markers alongside index markers; minute markers around the outer rim. Analog dial type with luminous coating on hands and markers for improved legibility in low light. Date display positioned at 6 o'clock. Chronograph sub-dials: one for 30 minutes, another for 60 seconds. Powered by an automatic mechanical movement. Protected by a scratch-resistant sapphire crystal lens. Screw-down crown with transparent case back; round deployment clasp included. Water resistant to 300 meters / 1000 feet (depth category). Functions include chronograph, date display, hour, minute and second indications. Belongs to the Admiral's Cup Ac-one Series from Corum, styled as a dive watch though not necessarily certified for diving. Swiss Made label. Pre-owned condition.