Patek Phiippe & Co., Genève: A rare gold wristwatch in rectangular case with downturned hooded lugs, the silvered dial with raised baton numerals, subsidiary seconds, the snap-on back signed and numbered 646004 Ref.1577, the signed lozenge shaped movement jewelled to the centre with eighteen jewels, adjusted to heat, cold, isochronism and to five positions, numbered 839347