ROLEX. SUBMARINER NO DATE. REF. 5513. MATTE DIAL NON-SERIF DIAL. Circa 1972. Stainless steel diver's wristwatch. Round case with screw-down crown and back. Domed plexi glass. Black bi-directional bezel graduated for decompression times. Black dial with tritium markers and hands, central seconds. Automatic movement, cal. 1520. 93150/345 and 455 B (later) steel Rolex Oyster bracelet with folding clasp (R2). Dial, case and movement signed. Numbered 3.002.674. Diameter : 40 mm