The Rolex Cosmograph Daytona, reference 126519LN-0002, is cased in 40 mm white gold, with a bright black and steel dial, on an Oysterflex bracelet. It is powered by the automatic Calibre 4131 movement, with a 72-hour power reserve. Complications: Chronograph. Water-resistant to 100 m (330 ft). Maker: Rolex. Reference: 126519LN-0002. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.