Patek Philippe, Geneve: A gold water-resistant automatic calendar wristwatch in circular case, the gilt dial with raised baton numerals, date aperture, susbidiary seconds, the screw-on back with makers mark and No.318055 3445, the signed automatic movement with gold rotor, adjusted to heat, cold, isochronism and to five positions with 37 jewels and No.1123431, with gold flexible woven bracelet and buckle