Patek Philippe: A ladies 18ct. white gold and diamond-set wristwatch in oval case with diamond-set bezel, the blue dial with raised baton numerals, the snap-on back with makers mark No.2718635 4178 2, the signed movement jewelled to the centre with 18 jewels, adjusted to heat, cold, isochronism and to five positions, No.1264862, with integral textured and woven gold bracelet and clasp