Reference 5512 Submariner | A stainless steel automatic wristwatch with bracelet, 1966 Reference 5512 Submariner A stainless steel automatic wristwatch with bracelet, 1966 Dial: black Caliber: cal. 1570 automatic, 26 jewels Movement number: 945'218 Case: stainless steel, screw down case back Case number: 5’498’907 Closure: stainless steel Rolex bracelet with folding clasp Size: 40 mm diameter, bracelet circumference approximately 180 mm Signed: case, dial and movement Box: no Papers: no