Important Collectors’ Wristwatches, P...

Geneva, Mandarin Oriental Hotel Du Rhône, May 13, 2007

LOT 392

"Quantième Perpétuel Biretro" Franck Muller, Genève, "Cintrée Curvex, Quantième Perpétuel Biretro", No. 29, Ref. 6850 CC QPB. Made in the 2000s. Very fine, tonneau-shaped, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with olive-shaped button chronograph, bi-retrograde perpetual calendar, moon phases and an 18K yellow gold Franck Muller buckle. Accompanied by a fitted box and a blank certificate.

C. Two-body, solid, polished and brushed, case back secured by 4 screws and engraved ?Master of Complication?, domed sapphire crystal. D. Guilloché silver with painted Arabic numerals, outermost minute track, subsidiary dials for the 30-minute, the 12-hour registers and the months. Sectors for the retrograde days of the months and the week, aperture for the leap year and the moon phases. Luminous blued steel "spade" hands. M. Cal. 5888 BR, rhodium-plated, "fausses côtes" decoration, 45 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. Dim. 34 x 47 mm. Thichness 14 mm. Property of an Indonesian Collector