When Rolex launched the Datejust watch in 1945, it was the first wristwatch to show the date on the watch dial. Then Rolex added its “cyclop” magnifying glass to make it easier to the Rolex clients.\r\nThe Datejust watch has become one of Rolex must-have because of its classic and streamlined aesthetic.\r\nThe Datejust watch has a Rolex Perpetual mechanism and is certified swiss quality.