Silver-tone stainless steel case and bracelet with fixed silver-tone bezel set in diamonds. Features a blue dial marked by silver-tone hands, index hour markers, and minute markers around the outer rim. Equipped with luminous hour markers and hands for improved nighttime legibility. Date display at the 3 o'clock position is visible through the sapphire crystal. Powered by the Audemars Piguet Calibre 5900 automatic movement containing 29 jewels and operating at a frequency of 28,800 vph. Power reserve lasts approximately 60 hours. Set with luminous material for hour indices and markers (not visible). Functions include analog hour, minute, second, and date display. Features a transparent see-through sapphire crystal case back. Round case shape measures 37 mm in diameter. Secured by a fold over clasp fitted with a safety release mechanism. Water resistant up to 50 meters / 165 feet (resistance level). Comes complete with original box, international warranty card, and manual.