Important Collectors’ Wristwatches, P...

New York - The Fuller Building, Jun 14, 2007

LOT 81

"Golden Square - Perpetual Calendar" Roger Dubuis, Horloger Genevois, "Golden Square - Perpetual Calendar", "Bulletin d'Observatoire", No. 01/28. Made in a limited edition of 28 pieces in 2002. Very fine, large, astronomic, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with perpetual calendar, moon phases and an 18K pink gold Roger Dubuis deployant clasp. Accompanied by a fitted box and certificate.

C. Two-body, solid, square and curved, polished and brushed, case back with 8 screws, straight lugs, screwed bars, sapphire crystal. D. Matte silver with painted large radial Romen numerals, inner minute track, subsidiary guilloché dial for the date, apertures for the days of the week, the months, the moon phases and the leap year. Blued steel "spade" hands. M. Cal. RD 739, rhodium-plated, "fausses côtes" decoration, 25 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, "swan-neck" micrometer regulator. Dial, case and movement signed. Dim. 40 x 40 mm. Thickness 12 mm. Property of a Hong Kong Collector