A GENTLEMAN'S 18K SOLID GOLD ROLEX OYSTER PERPETUAL DAY DATE WRISTWATCH CIRCA 1990, REF. 18238 D: A blue mother of pearl Jubilee dial with diamond set markers, day & date apertures. M: Automatic double quick set movement signed Montres Rolex, calibre 3155. C: Oyster case with fluted bezel, sapphire crystal, signed Montres Rolex, hallmarked 18k, Rolex crown, case diameter measures approx. 36mm. S: Blue leather strap.