The Rolex Datejust 31, reference 278343RBR-0027, is cased in 31 mm Oystersteel, yellow gold and diamonds, with a white mother-of-pearl dial set with diamonds, on an Oyster bracelet. It is powered by the automatic Calibre 2236 movement, with a 55-hour power reserve. Complications: Date display, Cyclops lens. Water-resistant to 100 m (330 ft). Maker: Rolex. Reference: 278343RBR-0027. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.