Dating back to 1945, Rolex's Datejust timepiece was the watchmaker's first automatic-winding design to include a date window. The creation was introduced as a celebration of the company's 40th anniversary. In excellent condition and recently serviced. Generic Strap & Buckle. Photos of actual watch. Rolex Calibre 3135, 31 Jewels Note the watch has service dial and hands. (Out of stock)