Important Collectors' Wristwatches, P...

New York, Jun 10, 2010

LOT 38

Roger Dubuis White Gold Sympathy - Bi-retrograde Perpetual Calendar Roger Dubuis, Genève, "Sympathy - Bi-retrograde Perpetual Calendar," No. 91. Made in the early 2000s. Very fine, cushion shaped, astronomic, center seconds, self-winding, water-resistant, 18K white gold "Bulletin d'Observatoire" wristwatch with bi-retrograde perpetual calendar, moon phases, age of the moon and an 18K white gold Roger Dubuis buckle. Accompanied by a fitted box, certificate, Bulletin de l'Observatoire and a spare 18K white gold case back.

C. Three-body, solid, polished and brushed, transparent case back with 8 screws and etched crystal, concave stepped bezel, sapphire crystals. D. Black with applied white gold dart indexes, outer 1/5th seconds track, subsidiary dials at 12 for the months and the leap years, on the sides, sectors for the retrograde days of the week and of the month, at 6 graduation for the age of the moon concentric with the aperture for the moon phases. White gold feuille hands. M. Cal. RD 5772, stamped with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 23 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, swanneck micrometer regulator. Dial, case and movement signed. Dim. 37 x 37 mm. Thickness 10 mm.