A cocktail dress from the collection of Diana, Princess of Wales, and an ensemble worn by Princess Grace of Monaco to meet John F Kennedy at the White House, went under the hammer for 325,000 dollars (£256,000) each.The high-profile fashion looks were sold as part of an auction titled Unstoppable: Signature Styles Of Iconic Women In Fashion at Julien's Auctions in Los Angeles.

A cocktail dress from the collection of Diana, Princess of Wales, and an ensemble worn by Princess Grace of Monaco to meet John F Kennedy at the White House, went under the hammer for 325,000 dollars (£256,000) each.The high-profile fashion looks were sold as part of an auction titled Unstoppable: Signature Styles Of Iconic Women In Fashion at Julien's Auctions in Los Angeles.