Patek Philippe Perpetual Calendar Chronograph 2499

PATEK PHILIPPE. A VERY RARE 18K GOLD PERPETUAL CALENDAR CHRONOGRAPH WRISTWATCH WITH MOON PHASES SIGNED PATEK PHILIPPE, GENEVE, REF. 2499 3RD SERIES, MOVEMENT NO. 869'472, CASE NO. 2'700'418, MANUFACTURED IN 1976 Movement: Cal. 13''', manual, stamped with the Geneva seal, 23 jewels, signed Dial: Signed Case: Snap on back, 37.6 mm. diam., signed With: 18k gold Patek Philippe buckle, Extract from the Archives confirming production of the present watch in 1976 and its subsequent sale on 2 June 1976 , Lot incorporates material from endangered species that is not for sale and is shown for display purposes only. The endangered species strap shown with the Lot is for display purposes only and is not for sale.Upon sale, the watch will not be supplied to a buyer outside Hong Kong with any watch strap.