Thematic Auction in Geneva:The Evolut...

Hotel Noga Hilton, Geneva, Nov 16, 2002

LOT 367

Patek Philippe & Cie, Genè-ve, "Calatrava", No. 727302, case No. 309769, Ref. 2597 HS (Heures Sautantes). Production of this reference started in 1958.Very fine and rare, two time-zone, 18K yellow gold gentleman's wristwatch with two hands. The prototype of this reference was made by Louis Cottier.

CHF 70,000 - 90,000

EUR 47,000 - 60,000

Sold: CHF 74,750

C. three-body, solid, polished and brushed, flat bezel, concave lugs, band bearing two buttons moving the hour hand independently forward and back-wards according to the world time by steps of one hour at a time. D. matte silver with applied yellow gold and painted indexes, auxiliary seconds dial. "Dauphine" yellow gold hands. M. Cal. 12-400 HS, stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 18 jewels, straight line lever escapement, cut bimetallic balancedjusted to heat, cold, isochronism and 5 positions, shock-absor-ber, Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 35 mm.


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Grading System
Grade:
Case: 3

Good

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3 - 01

Notes

Ref. 2597 HS (Heures sautantes).Production of this reference started in 1958. It was produced in two versions:- first series, with an adjustable jumping hour hand;- second series, with a second adustable jumping blued steel hour hand; the manufacture of this second device began in March, 1962.Similar watches are published in "Patek Philippe Wristwatches", by Martin Huber and Alan Banbery, 1998 Edition, pp. 238-239.