Important Collectors’ Wristwatches, P...

New York - The Fuller Building, Mar 28, 2007

LOT 239

"Portuguese Perpetual" International Watch Co., Schaffhausen, "Portuguese - Perpetual Calendar", Ref. 5021. Made circa 2004. Very fine and rare, large, astronomic, self-winding, waterresistant, 18K pink gold gentleman's wristwatch with secular perpetual calendar, moon phases, 7-day power reserve and an 18K pink gold IWC deployant clasp.

C. Three-body, solid, polished and brushed, concave lugs, stepped concave bezel, transparent case back with 6 screws, sapphire crystals. D. Black with applied pink gold Arabic numerals, outer dot minute markers, subsidiary dials for the seconds, the day, date, months and the 7-day up-and-down indication, apertures for the moon phases and the 4-digit year. Pink gold "feuille" hands. M. Cal. C 50611, rhodium-plated, "fausses côtes" decoration, 66 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating Breguet balance spring, micrometer regulator, skeletonized rotor with gold medallion inlay engraved "IWC -Probus Scafusia". Dial, case and movement signed. Diam. 44 mm. Thickness 15 mm.