Rolex Oyster Perpetual 6536/1

ROLEX. A RARE STAINLESS STEEL AUTOMATIC WRISTWATCH WITH CENTER SECONDS AND BRACELET SIGNED ROLEX, OYSTER PERPETUAL, SUBMARINER, 100M=330FT, CASE NO. 398901, REF. 6536/1, CIRCA 1959 Cal. 1030 nickel-finished lever movement, 25 jewels, mono-metallic balance, black lacquer dial, luminescent triangular, baton and disc numerals, luminscent Mercedes-style hands, center seconds, tonneau-shaped water-resistant-type case, black bezel calibrated to 60 units, screw down crown, screw back, case, dial and movement signed , later stainless steel Rolex Oyster link bracelet with deployant flip lock clasp 37mm diam.