Audemars Piguet Royal Oak Automatic Diamond Blue Dial Ladies Watch. Rose gold-tone 18kt rose gold case and bracelet with fixed diamond-set bezel. Features a blue dial accented by rose gold-tone hands, index hour markers, minute markers, and luminescent elements for visibility in low light conditions. Includes date display at the 3 o'clock position. Powered by the Audemars Piguet Calibre 5900 automatic movement ensuring smooth operation with a 60-hour power reserve. Equipped with scratch-resistant sapphire crystal, screw-down crown, and transparent case back allowing view of the mechanics. Octagon shaped case measures 37mm in diameter and is 9mm thick. Secured by deployment clasp mechanism. Water resistant up to 50 meters / 165 feet depth. Analog dial functions: hour, minute, second (including date). Features approximately 40 brilliant-cut diamonds weighing a total of about 0.92 carats set on the bezel.