Rolex 278381RBR sdo 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 bezel set with 46 diamonds, scratch-resistant sapphire crystal with cyclops lens over the date, silver dial, diamond hour markers, Rolex calibre 2236 perpetual self-winding movement with date at 3 o'clock, approximately 55 hours of power reserve, Eversose Rolesor Oyster bracelet made from a combination of steel and 18K everose gold with flat three-piece links, folding Oysterclasp buckle with Easylink 5mm comfort extension link.