NEW YORK: Baseball legend Babe Ruth's jersey broke a world record on Thursday as the most expensive sports memorabilia sold at auction, and the auction isn't even over yet. The current high bid for a New York Yankees jersey is $13.3 million, including commissions and fees. However, the auction won't end until August 24, according to Heritage Auctions, the event's organizer, with experts estimating the price could reach as high as $30 million.