An armchair belonging to  Marie-Antoinette — was sold at Christie's. Guess how much it fetched. Updated July 9, 2015: As Lot 18, the gilded Marie Antoinette armchair sold within the first 30 to 45 minutes of Christie's sale. It was estimated to fetch between half and three-quarters of a million dollars. Auction sales prices are always unpredictable and this last highly … [Read more...]