Important Collectors' Wristwtches, Po...

New York, Sep 26, 2007

LOT 211

?Heures Sautantes? Patek Philippe, Genève, "Calatrava", No. 729434, case No. 310507, Ref. 2597 HS - Heures Sautantes (Jump Hours). Made in 1961, sold on October 27, 1961. Very fine and rare, 18K yellow gold wristwatch with an independently adjustable hour hand and an 18K yellow gold Patek Philippe buckle. Accompanied by an Extract from the Archives and service invoice.

USD 70,000 - 90,000

EUR 52,000 - 67,000

C. Three-body, solid, polished, flat bezel, concave lugs, band bearing 2 buttons activating the hour hand forwards or backwards for rapid time adjustment when traveling. D. Matte silver with applied yellow gold baton indexes, subsidiary seconds dial. Yellow gold "dauphine" hands. M. Cal. 12-400HS, stamped with the Seal of Geneva quality mark, rhodium plated, "fausses côtes" decoration,18 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, blued steel Breguet balance spring, ?swan-neck? micrometer regulator. Dial, case and movement signed. Diam. 35 mm. Thickness 9 mm.

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Grading System
Grade: AAA


Case: 2

Very good

Movement: 2

Very good

Dial: 3-8-01


Slightly scratched

HANDS Original


Ref. 2597 HS
Production of this reference started in 1958. It was produced in two series: - first series, with an adjustable jumping hour hands; - second series, with a second adjustable 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 & Alan Banbery, 1998 Edition, p. 184, and in ?Collecting Patek Philippe Wristwaches?, vol. I, Osvaldo Patrizzi, Mondani Editions, 2004, pag 210.