The Rolex Datejust 31, reference 278288rbr-0026, is cased in 31 mm yellow gold and diamonds, with a dark grey dial set with diamonds and a gem-set bezel, on a President bracelet. It is powered by the automatic Calibre 2236 movement. Complications: Date display, Cyclops lens. Water-resistant to 100 m (330 ft). Maker: Rolex. Reference: 278288rbr-0026. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request. Case Size: 31 mm. Case Material: yellow gold and diamonds. Movement: Automatic — Calibre 2236. Dial: Dark grey set with diamonds. Bezel: Gem-set bezel. Bracelet/Strap: President. Complications: Date display; Cyclops lens. Clasp: Concealed folding Crownclasp. Water Resistance: 100 m (330 ft).