PATEK PHILIPPE, A GENTLEMAN'S 18ct. GOLD AUTOMATIC CALENDAR WRISTWATCH signed Patek Philippe, ref: 3604, case no. 2759981, movement no. 1302506, circa 1980.
cushion shaped gilt dial with applied gilt baton markers, date aperture, dauphine hands, 36-jewel movement adjusted to heat, cold, isochronism and five positions, gold edged rotor, cushion form case with snap on back, integral Patek bracelet, dial, movement and case signed,