A long-lost painting by Baroque master Peter Paul Rubens has sold for $2.7 million at an auction Sunday.

Peter Paul Rubens’ 17th century masterpiece “Portrait of a Lady” has sold for the equivalent of $3.4 million at a Warsaw auction, becoming the most expensive artwork ever bought on the Polish art market, the auction house said.

Moving a masterpiece is never easy, even more so when it measures 4.11 by 6.75 meters and weighs 560 kilograms.

Poland's top auction house says it is putting up for sale Rubens' 17th century masterpiece “Portrait of a Lady” next month.