Important Collectors’ Wristwatches, P...

New York - The Fuller Building, Mar 28, 2007

LOT 322

?Pink Gold Sympathie - Biretrograde Perpetual Calendar" Roger Dubuis, Genève, "Sympathie - Biretrograde Perpetual Calendar," No. 03/28, movement No. 76, case No. 197801, Ref. S 37.5707.5. Made in a limited edition of 28 pieces in 1999. Very fine, "carré lobé", astronomic, center seconds, self-winding, water-resistant, 18K pink gold, "Bulletin d'Observatoire" gentleman's wristwatch with biretrograde perpetual calendar, moon phases, age of the moon and an 18K pink gold Roger Dubuis deployant clasp. Accompanied by the original wooden box, certificate of origin, chronometer certificate, a solid 18K pink gold case back and setting pin.

C. Three-body, solid, polished and brushed, transparent case back with 8 screws and etched crystal, concave stepped bezel, sapphire crystals. D. Black with square faceted pink gold indexes, outer 1/5th seconds scale, 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 and aperture for the moon phases. Pink gold "alpha" hands. M. Cal. RD 5707, stamped with the Seal of Geneva quality mark, rhodium-plated, "fausses côtes" decoration, 30 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, selfcompensating Breguet balance spring, "swan-neck" micrometer regulator. Dial, case and movement signed. Dim. 38 x 38 mm. Thickness 10 mm.