A gents Rolex Oyster Perpetual Datejust Diamond Wristwatch Circa 1980 Having a round blue dial with single cut diamond set numerals and date at three, fully jewelled automatic movement, calibre 3135, case reference 16200, signed case, dial and movement, to a stainless steel case with diamond bezel set with forty four brilliant cut diamonds, 18ct yellow gold and stainless steel two tone bands and deployment clasp, 3.7 cm diameter