Audemars Piguet Royal Oak Offshore Navy “Chronograph” Reference 26170ST.OO.D305CR.01. 42 mm steel case, white dial with Arabic numerals, blue sub-dials, sapphire crystal, chronograph with rubber pushers, date 3 o’clock, brand new original Audemars Piguet rubber strap with steel deployant clasp. Autonomous movement. Year 2007. Complete with boxes and documentation (Extract from files). With one year warranty.