Rolex Explorer II ref 16570 A stainless steel automatic dual time zone wristwatch with date, 24-hour indication and bracelet, circa 1994. Dial black. Calibre cal. 3185 automatic movement, 31 jewels. Movement number 6684369. Case stainless steel, screw-down back. Case number S589666. Closure stainless steel Rolex bracelet with folding clasp. Dimensions 39 mm diameter, bracelet circumference approximately 180 mm. Signed case, dial and movement.