ROLEX 18k yellow gold ladies wristwatch Oyster Perpetual Datejust, self winding, reference 69178, E-series, superlative chronometer officially certified, including president bracelet, screwed-down case back & winding crown, black contrast dial with 10 in yellow gold set diamond-indices, display of hours, minutes, sweep seconds& date under sapphire loupe glass, 29 jewels, central rotor, flat rim balance, flat hairspring, Kif-shock- absorber, calibre 2135, adjusted in 5 positions, diameter approx. 26 mm, length approx. 17,5 cm, original certificate enclosed, sold in August 1993, overhaul recommended at buyer's expense, condition 2-3