"Christophorus Columbus" Svend Andersen, Genève, "Christophorus Colombus - 1492-1992", No. 083/500. Made in a limited edition of 500 pieces in 1992. Very fine and rare, self-winding, waterresistant, "World Time", 18K yellow gold gentleman's wristwatch with two crowns, an 18K yellow gold Andersen buckle. Two-body, solid, polished, on the backan engraved astrolabe, stepped bezel. Mechanical with automaticwinding. Dial and case signed.Diam. 35 mm. Thickness 7 mm.