Reference 5512 Submariner | A stainless steel automatic wristwatch with bracelet, Circa 1960 Reference 5512 Submariner A stainless steel automatic wristwatch with bracelet, Circa 1960 Dial: black Caliber: cal. 1560 automatic, 25 jewels Movement number: 22’357 Case: stainless steel, screw down case back Case number: 578'722 Closure: stainless steel Rolex Oyster bracelet with folding clasp Size: 40 mm diameter, bracelet circumference approximately 170 mm Signed: case, dial and movement Box: no Papers: no