The Audemars Piguet Royal Oak Chronograph White Gold Diamond Blue Dial 38mm Ref. 26318BC.ZZ.1256BC.01 delivers high-end watchmaking in an exclusive limited edition of just 10 pieces. This 38mm chronograph features an 18-carat white gold case and bracelet, paired with a bezel set with 32 baguette-cut diamonds totaling approximately 1.66 carats. The light blue “Grande Tapisserie” dial includes blue subdials, a dark blue outer ring, and white gold applied markers and hands with luminescent coating for enhanced legibility. Powered by the selfwinding Calibre AP 2385, the watch offers chronograph, date, hours, minutes, and seconds functions with a 40-hour power reserve and column wheel mechanism. The glareproofed sapphire crystal and screw-locked crown provide durability, while water resistance is rated to 50 meters. Key highlights include its rare limited edition status, diamond bezel, and finely finished blue dial, ideal for collectors seeking exclusivity and technical sophistication.