Rolex 268622 dkrh Oyster Perpetual Yacht-Master Men's 37 Watch. 37mm Rolesium case comprised of a 904L steel monobloc middle case, screw-down steel back, screw-down steel crown, 950 platinum bidirectional rotatable bezel with raised polished numerals and graduations over a sand-blasted background, scratch-resistant sapphire crystal with cyclops lens over the date, dark rhodium dial, white gold applied hour markers with blue Chromalight luminescence, Rolex calibre 2236 automatic movement, approximately 55 hours of power reserve, stainless steel Oyster bracelet with flat three-piece links, folding Oysterlock buckle with Easylink 5mm comfort extension link. Waterproof to 100 meters.