Exceptional horologic works of art

Hotel Noga Hilton, Geneva, Oct 11, 2003

LOT 473

Rolex Cosmograph, Ref. 6239, made for the Peruvian Air Forces. Produced from 1961 to 1976. Very fine, water-resistant, stainless steel gentleman's wristwatch with round button chronograph, registers, steel bezel with tachometer and a stainless steel Rolex Oyster bracelet. Accompanied by an additional satiné silver dial with black auxiliary dials, signed "Rolex Cosmograph Daytona".

CHF 20,000 - 25,000

EUR 13,000 - 16,300

Sold: CHF 25,300

C. three-body, polished and brushed, screwed-down case back and crown, tachometer graduation on the bezel to 300 units per hour. D. bicolor black and matte silver with applied steel tritium-coated indexes, auxiliary"guilloché" dials for the seconds, the 12-hour and 30-minute registers. Tritium-coated steel "Bâton" hands.M. Cal. 728, rhodium-plated, 17 jewels, straight line lever escapement, monometallic balance adjusted to threepositions, shock-absorber, self-compensating Breguet balance spring. Dial, case, and movement signed.Diam. 37 mm.Approx. overall length 205 mm.Engraved on the case back: "Fuerza Aerea del Perù".


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Grading System
Grade: AA

Very good
Case: 3

Good
Movement: 3*

Good

Overhaul recommended, at buyer's expense
Dial: 3 - 01

Notes

Ref. 6239.9.Produced from 1961 to 1976. The first examples with the exotic dial, the so-called "Paul ewman" model, came on the market around 1970. They were produced in 18K yellow gold, 14K yellow gold, and stainless steel.Similar watches are published in "Rolex, Collecting Wristwatches", by Osvaldo Patrizzi, Guido Mondani Editore, Genova, 2001, pp. 439, 442, 444, 445, 446, 487, 488, 489.