AUDEMARS PIGUET very fine, astronomical 18k yellow gold gents wristwatch Quantieme Perpetual with perpetual calendar, self winding, Switzerland around 1985, 3-piece construction case including neutral leather strap, snap on case back and bezel, sapphire crystal, enamel colored dial with raised indexes, display of hours, minutes, day, date, month & moon phase, correction at the sides in case inserted, fine rhodium plated movement, calibre 2120/2, 36 jewels, fausses cotes decoration, rotor with 21ct gold segment, adjusted in 5 positions, diameter approx. 36 mm, AP box & blank papers, condition 2