Rolex: A sapphire and diamond-set watch Oyster Perpetual Datejust model 69178, 18ct gold case, signed Rolex calibre 2135 automatic movement, c.1990, round gold-coloured dial with applied diamond dot hour markers, date aperture at 3, pencil hands with lume inserts, centre seconds hand, diamond and sapphire bezel, screw-down crown with coronet, on an 18ct gold President bracelet with signed Rolex clasp marked 8570F, with Swiss assay and European Convention marks, no box and papers (Case: 24mm excluding crown)