• Software entrepreneur Peter Norton has gone into contract to sell his 45th-floor, 4,415-square-foot apartment at the Trump International, which had been listed most recently for $17.9 million. Norton probably won't have to worry about moving: He paid $6.8 million for a smaller condo on West 13th Street back in August. [Cityfile, Corcoran]
• Todd Waterbury, creative director of Wieden + Kennedy's New York office, paid $1.375 million for a ninth-floor, one-bedroom apartment at 180 West 58th Street. [Cityfile]
• The government of Iceland has put the four-bedroom home of its UN ambassador at 417 Park Avenue on the market for $5.6 million. [WSJ, SC]
• Gaetano Sallorenzo, the former CEO of Calvin Klein Jeans in Europe and Asia (and who now runs Italy's Fashion Box Group) has paid $1.645 million for a pied-à-terre at 133 West 22nd Street. [Cityfile]
• Retired Japanese soccer star Hidetoshi Nakata has cut the price of the apartment building he owns at 43 Crosby Street for the seventh time since first listing it for $22 million in January 2008. It's now on the market for $15 million. [WSJ, PDE]