Men's Audemars Piguet Royal Oak Quantieme Annuel. 18k yellow gold 36mm case with screw-down crown, and screw-down caseback. 18k yellow gold bracelet, very good condition, will fit a 7.5 inch wrist. Blue Mega Tapisserie dial with applied white Baton hour-markers, Month subdial, date outer ring; White luminous Baton and white Fils hands. Reference 25920BA.