Important Collectors' Wristwtches, Po...

New York, Sep 26, 2007

LOT 170

?Planetarium No. 42? Christiaan van der Klaauw, Netherlands, ?Planetarium?, No. 42. Made circa 2003. Very fine and unusual, center seconds, self-winding, water-resistant, 18K pink gold wristwatch with indication for the heliocentric revolution of the planets Mercury, Venus, Earth, Mars, Jupiter and Saturn, the day of the month, the month and an 18K pink gold buckle. Accompanied by a manual.

C. Three-body, solid, polished, straight lugs with goldscrewed bars, screwed-down transparent case back, sapphire crystals. D. "Guilloché" silver with painted Arabic numerals, subsidiary dials for the date, the months and the heliocentric revolution of the planets Mercury, Venus, Earth, Mars, Jupiter and Saturn at 12. Blued steel ?Breguet? hands. M. Cal. Glashütte Original GUB 39, modified by van der Klaauw, rhodium-plated, "fausses côtes" decoration, 25 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, ?swan-neck? micrometer regulator, 21K gold rotor segment. Dial, case and movement signed. Diam. 40 mm. Thickness 14 mm.