The Collection of a European Nobleman

Geneva, May 11, 2008

LOT 510

Instrumento Tondo De Grisogono, Genève, ?InstrumentoTondo?, case No. 007861. Made in the 2000?s. Fine and unusual, curved, horizontal oval, self-winding, stainless steel wristwatch with date, 24 hour indication, power reserve and a stainless steel De Grisogono double deployant clasp. Accompanied by guarantee, push pin and booklet. To be sold without reserve

C. Two-body, polished and brushed, transparent case back with 4 screws, flat bezel, mobile lugs, faceted black diamond-set windingcrown, sapphire crystals. D. Two-tone silver with applied radial and graduated luminous Arabic numerals, inner oval shaped minute track, subsidiary dial for the 24 hour indicator at 12, up and down sector for the power reserve at 6, external guilloche decoration. Luminous steel dauphine hands. M. Cal. based ETA 2892A2, black finish, 21 jewels, straight-line lever escapement, monometallic balance, shock absorber, self compensating flat balance spring, micrometer regulator, hack mechanism. Dial, case and movement signed. Dim. 38 x 48 mm. Thickness 11 mm.