Collector's Pocket Watches, Wristwatc...

Noga Hilton, Geneva, Apr 12, 2003

LOT 117

Patek Philippe & Cie, Genève, "Calatrava",No. 739705, case No. 311332, Ref. 2597 HS (Heures Sautantes), with three hands. Production of this reference started in 1958.Extremely fine and very rare, two-time zone, 18K yellow gold gentleman's wristwatch with three hands. The prototype of this reference was made by Louis Cottier in 1957.

C.three-body, solid, polished and brushed, flat bezel, concave lugs, band bearing two buttons moving the hour hand independently forward and backwards by steps of one hour at a time. D. matte silver with applied yellow gold and painted indexes, auxiliary seconds dial. Two "Dauphine" yellow gold hands for the hours and minutes, and one blued steel "Dauphine" hand for the second time zone. M. Cal. 27-400 HS, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses côtes" decoration, 18ewels, straight line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock-absorber, self-compensating Breguet balance spring, micrometer regulator.Dial, case and movement signed.Diam. 35 mm.