Stainless steel case with a blue rubber strap. Fixed stainless steel bezel. Blue mega tapisserie dial with luminous hands and Arabic numeral hour markers. Tachymeter around the outer rim. Dial Type: Analog. Luminescent hands. Date display appears between the 4 and 5 o'clock position. Chronograph - sub-dials displaying: three - 60 second, 30 minute and 12 hour. Audemars Piguet Calibre 2385 automatic movement with about 40 hours of power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case size: 42 mm x 54 mm. Case thickness: 14.5 mm. Octagon case shape. Band width: 20.3 mm. Band length: 8 inches. Tang clasp. Water resistant at 50 meters/ 165 feet. Functions: hours, minutes, seconds, calendar, chronograph. Sport watch style. Watch label: Swiss Made. Item Variations: 26470ST OO A027CA 01, 26470ST-OO-A027CA-01, 26470STOOA027CA01. Audemars Piguet Royal Oak Offshore Blue Dial Chronograph Mens Watch 26470STOOA027CA01.