Rolex 278271 mdj Oyster Perpetual Datejust Watch. 31mm Everose Rolesor case comprised of Oystersteel and 18K Everose gold, screw-down back, screw-down crown with twinlock double waterproofness system, 18K Everose gold fluted bezel, scratch-resistant sapphire crystal with cyclops lens over the date, mother of pearl dial, diamond hour markers, Rolex calibre 2236 perpetual self-winding movement with date at 3 o'clock, approximately 55 hours of power reserve, Everose Rolesor Jubilee bracelet with semi-circular three-piece links, concealed folding Crownclasp buckle.