Important Modern & Vintage Timepieces
New York, Sep 30, 2015
ROGER DUBUIS REF. S40 2002 SYMPATHIE TOURBILLON BI-RETRO PERPETUAL CALENDAR Roger Dubuis, Horloger Genèvois, "Sympathy Tourbillon Bi-Retrograde Perpetual Calendar Chronometer," No. 20/28, movement No. 54, Ref. S40 2002. Made in a limited edition of 28 pieces in 2005. Very fine and rare, cushion shaped, water-resistant, 18K white gold, Chronometer wristwatch with one minute tourbillon regulator, bi-retrograde perpetual calendar, moon phases and an 18K white gold Roger Dubuis deployant clasp. Accompanied by the certificate of origin, Chronometer certificate and setting pin.
Three-body, solid, polished and brushed, transparent case back with 8 screws and etched crystal, correctors on the band, lapidated bezel, curved lugs, sapphire crystals. Two-tone white and gray mother-of-pearl with applied white gold faceted dart indexes, outer minute track with Arabic five-minute markers, subsidiary dials at 6 for the months and the leap years, at 12 for the seconds, on the sides, sectors for the retrograde days of the week and of the month, aperture for the moon phases. Polished and frosted white gold alpha hands. Cal. RD 2002, stamped with the Seal of Geneva quality mark, rhodium-plated, oeil-de-perdrix decoration, brushed gold bridges, 29 jewels, one-minute tourbillon regulator with steel cage, lateral lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, index regulator.