Audemars Piguet, Perpetual Calendar.
Yellow gold 750.
Classic case C 27890, with pressed case back no. 2335 in gold. White dial, with perpetual calendar and moon phase. Flat, automatic movement no. 274489, cal. 2120/2 with 21-carat gold rotor. Leather strap, with original tang buckle in gold. D 36 mm.
This object contains material of endangered species and is subject to certain trade restrictions. Prospective buyers should familiarize themselves with relevant customs regulations prior to bidding if they intend to import it into another country.