Important Modern and Vintage Timepieces

New York, Sep 14, 2011

LOT 295

ROGER DUBUIS - YELLOW GOLD - HOMMAGE - BI-RETROGRADE - PERPETUAL CALENDAR Roger Dubuis, Horloger Genevois, "Hommage Bi-Retrograde Perpetual Calendar Chronometer," No. 02/28, movement No. 135, Ref. HO43 55710 5. Made in a limited edition of 28 examples, sold February 21, 2003. Very fine and rare, water-resistant, 18K yellow gold chronometer wristwatch with bi-retrograde perpetual calendar, moon phases, leap year and 52 week indicators and an 18K yellow gold Roger Dubuis buckle. Accompanied by a fitted box, certificate of origin, COSC certificate, instruction manual and setting pin.

C. Three-body, solid, polished and brushed, transparent case back with 6 screws, correctors on the band, concave bezel, curved lugs, sapphire crystals. D. Mother-of-pearl with applied pink gold Arabic numerals, outer 1/5th second track and 52 week indicator, subsidiary dial at 6 for the months, on the sides, sectors for the retrograde days of the week and the date, apertures for the moon phases at 12 and the leap year at 6. Pink gold alpha hands. M. Cal. RD 5710, stamped with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 25 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating fl at balance spring, swan neck micrometer regulator. Dial, case and movement signed. Diam. 44 mm. Thickness 15 mm.