Rolex Datejust 1601 Grey Sigma DialThe Rolex Datejust was unveiled in 1945 to commemorate the 40th anniversary of Rolex and quickly became one of the most influential wristwatches ever produced. As the worlds first self winding waterproof chronometer wristwatch with an automatically changing date display, the Datejust introduced a level of practicality and refinement that would shape the future of modern watchmaking. More than 80 years later, it remains one of Rolexs most enduring and