The Collection of a European Nobleman

Geneva, May 11, 2008

LOT 330

Ingénieur Perpétuel IWC (International Watch Co.), Schaffhausen, "Ingénieur Perpétuel", No 2477504, Ref. 3540. Sold on December 2nd, 1991. Very fine, self-winding, water-resistant, center-seconds, 18K yellow gold wristwatch with secular perpetual calendar and moon phases, shielded against magnetic disturbances of up to 1000 Oerstedt with an 18K yellow gold IWC buckle. Accompanied by the IWC certificate and instructions.

C. Three body, polished and brushed, bezel with 5 circular indents, screwed-down case back, mobile lugs, sapphire crystal. D. White with applied yellow gold baton indexes, luminous dots, outer minute and seconds divisions, subsidiary dials for the days of the month, of the week, the months, aperture for the moon phases and the 4-digit year. Luminuous yellow gold baton hands. M. Cal. 37582, rhodium plated, fausses cotes decoration, 36 jewels, straight-line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring. Dial, case and movement signed. Diam. 34 mm. Thickness 10 mm.