The Collection of a European Nobleman

Geneva, May 11, 2008

LOT 37

Portuguieser Perpetual Calendar IWC (International Watch Co.), Schaffhausen, "Portuguese Perpetual Calendar", No. 051/250, case No. 2915778, Ref. 5021. Made in a limited edition of 250 pieces in 2002. Very fine and rare, large, self-winding, water-resistant, platinum wristwatch with secular perpetual calendar, moon phases, 7-day power reserve indicator and a platinum IWC deployant clasp. Accompanied by the instruction booklet.

C. Three-body, solid, polished and brushed, concave lugs, stepped concave bezel, transparent case back with 6 screws, sapphire crystals. D. Matte silver with applied gold Arabic numerals, outer dot minute markers, subsidiary dials for the seconds, the day, date, months and the 7-day power-reserve indication, apertures for the moon phases and the 4-digit year. White gold feuille hands. M. Cal. C 50611, rhodium-plated, fausses cotes decoration, 64 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, selfcompensating Breguet balance spring, micrometer regulator, patented Pellaton winding mechanism, skeletonized rotor with gold medallion inlay engraved "IWC - Probus Scafusia." Dial and movement signed, case numbered. Diam. 44 mm. Thickness 15 mm.