Rolex

Lady-Datejust

Ref. 69173

Reference most likely based on the photos. Rolex Caliber 2135 automatic movement, ~42h power reserve. 26mm Oystersteel (904L) & 18K yellow gold (Yellow Rolesor) case, 18K yellow gold fluted bezel, sapphire crystal with Cyclops (if Ref. 79173) or acrylic crystal (if earlier Ref. 69173), Jubilee bracelet in Oystersteel & 18K yellow gold, 100m/330ft water resistance. Estimated production 1984-1998.