By Farouq Suleiman LONDON (Reuters) - A portrait of an unnamed woman by Austrian artist Gustav Klimt sold for 85.3 million pounds ($108.4 million) on .
Sotheby's describes the work as 'not only the star of the summer auction season in London, but also one of the most beautiful and valuable ever offered in Europe'
A portrait of an unnamed woman by Austrian artist Gustav Klimt sold for 85.3 million pounds ($108.4 million) on Tuesday, setting a record price for any work of art sold at an auction in Europe, London-based auction house Sotheby's said. The painting, which had been given a guide price of 65 million pounds ($82.9 million),…