Christiaan Van Der Klaauw. A Fine 18k Pink Gold Automatic Planetarium Calendar WristwatchSigned Christiaan Van Der Klaauw, Journe, No. 45, Movement No. 12'517, Circa 2002Cal. GUB 39 automatic movement, 25 jewels, 21k gold edged rotor, silvered guilloché dial, two outer polished chapter rings with black Arabic numerals for hours and minute divisions, center seconds, two subsidiary dials for date and month in Dutch, larger subsidiary dial at 12 o'clock for planetarium and zodiac symbols on an outer polished ring, circular water-resistant-type case, large extended downturned lugs, sapphire crystal display screw back, 18k pink gold CvdK buckle, case, dial, and movement signed40mm diam.