Important Collectors’ Wristwatches, P...

New York, Dec 05, 2007

LOT 76

White Gold Sympathie ? Bi-Retrograde Perpetual Calendar, Chronograph Roger Dubuis, Genève, "Sympathie ? Bi- Retrograde Perpetual Calendar Chronograph", No. 06/28, movement No. 73. Made in a limited edition of 28 pieces circa 2000. Very fine, "carré lobé", center seconds, water-resistant, 18K white gold, "Bulletin d'Observatoire" wristwatch with square-button chronograph, register, bi-retrograde perpetual calendar, moon phases, age of the moon and an 18K white gold Roger Dubuis buckle. Accompanied by the original wooden box, certificate of origin, chronometer certificate and setting pin.

C. Three-body, solid, polished and brushed, transparent case back with 8 screws and etched crystal, lapidated bezel, sapphire crystals. D. Black with white painted Arabic numerals, outer 1/5th seconds scale, subsidiary dials at 12 for the months and the leap years, 30-minute register at 3, on the sides, sectors for the retrograde days of the week and of the month, at 6 graduation for the age of the moon and aperture for the moon phases. White gold alpha hands. M. Cal. RD 5632, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses côtes decoration, 25 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator. Dial, case and movement signed. Dim. 40 x 40 mm. Thickness 13 mm. Property of Various Owners