Patek Philippe Calatrava 2597

Patek Philippe. An extremely fine and very rare 18K gold dual time zone wristwatch with separately adjustable hour hand, Certificate of Origin, envelope, sales tag and box Signed Patek Philippe, Genève, ref. 2597, first series model, movement no. 729'446, case no. 311'323, manufactured in 1962 Movement: cal. 12’’’400 HS, stamped twice with the Geneva seal, 18 jewels, signed Dial: signed Case: snap on back, two buttons in the band to advance or set back the independently adjustable jumping hour hand to display another time zone, 35 mm. diam., signed With: 18K gold Patek Philippe buckle, Certificate of Origin with typed date code “PHRK” for 1964, original numbered envelope, sales tag handwritten “Ref: 2597 729446” and original fitted presentation box. Furthermore with Extract from the Archives confirming production of the present watch in 1962 and its subsequent sale on 15 May 1964. , Many of the watches offered for sale in this catalogue are pictured with straps made of endangered or protected animal materials such as alligator or crocodile. These endangered species straps are shown for display purposes only and are not for sale. Christie’s will remove and retain the strap prior to shipment from the sale site. At some sale sites, Christie’s may, at its discretion, make the displayed endangered species strap available to the buyer of the lot free of charge if collected in person from the sale site within 1 year of the date of the sale. Please check with the department for details on a particular lot. , This lot should be marked with an + in the printed catalogue, VAT will be charged at 8% on both the premium as well as the hammer price.