This Rolex Datejust 36mm timepiece combines gold and steel to create luster and nobility while reinforcing strength and reliability. The blue dial, designed and manufactured in-house, largely by hand to ensure perfection, is the distinctive face of a Rolex watch. Luminescent hands and index hour markers are set in 18k white gold to prevent tarnishing. Self-winding automatic movement equipped with a new generation movement. Rolex calibre 3235 self-winding movement with date at 3 o'clock, approximately 70 hours of power reserve. Polished oystersteel case with solid 18k white gold bezel. It also features a supple and comfortable Jubilee bracelet with folding Oysterclasp buckle and Easylink 5mm comfort extension link. It was designed and made especially for the launch of the Oyster Perpetual Datejust in 1945. Folding Oysterclasp buckle and Easylink 5mm comfort extension link. It was designed and made especially for the launch of the Oyster Perpetual Datejust in 1945. Waterproof at 100 meters / 330 feet.