Important Collectors' Wristwatches, P...

Hong Kong, Jun 27, 2009

LOT 185

Pièce Unique De Witt, Genève, ?Academia Silicium Grande Date?Piece Unique?, case No. 1501.53, Ref. AC.2121.53.M625. Made as a one-of-a-kind piece circa 2007. Very fine and unique, self-winding, water-resistant, 18K pink gold wristwatch with pure silicon dial, center seconds, day-date and an 18K pink gold De Witt double deployant clasp. Accompanied by fitted box and Certificate of Authenticity.

C. Three-body, polished and frosted, notched and stepped bezel, band with ?Imperial columns?, straight lugs, back with central silicon inset panel and six nuts, sapphire crystal. D. Pure silicon plate 2/10 mm thick, ?Imperial Burgundy?, suspended by 12 brushed gold attachments on the rim, each engraved with a letter spelling ?JDe Witt G Date?, double aperture at 12 for the date and aperture for the day at 6. Luminous pink gold baton hands. M. Cal. DW 1501/1601, rhodium-plated, 21 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator, 22K gold rotor. Dial, case and movement signed. Diam. 39 mm. Thickness 11.5 mm.