Christie's to Auction Microsoft Co-founder Allen's $1bn-plus Art Collection

The art collection of late Microsoft co-founder Paul Allen is estimated to be worth more than $1 billion Steve DYKES GETTY IMAGES NORTH AMERICA/AFP/File

Christie's announced plans on Thursday to auction the art collection of late Microsoft co-founder Paul Allen, which it estimated to be worth more than $1 billion.

The November sale of more than 150 pieces spanning 500 years of art will be "the largest and most exceptional art auction in history," Christie's said in a statement.