The Rolex Day-Date made its debut in 1956. Available only in 18k gold or platinum, it was the first wristwatch chronometer to display the date and the day of the week spelled out in full in windows on the dial. With the President bracelet, originally created specially for it, the Day-Date continues to be the watch par excellence of influential people. 18k everose gold case with a 18k everose gold Rolex President bracelet. Fixed fluted 18k everose gold bezel. Eisenkiesel dial with everose gold hands and diamond roman hour markers. Minute markers around the outer rim. Dial Type: Analog. Date display at the 3 o'clock position. Day of the week display is located at the 12 o'clock position. Rolex Calibre 3255 automatic movement with about 70 hours of power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case size: 36 mm. Round case shape. 18K Everose gold President bracelet with semi-circular three-piece links, concealed folding Crownclasp. Water resistant at 100 meters / 330 feet. Functions: date, day, hour, minute, second.