This record year might say more about the nature of the auction house business than the art market itself
Online sales for all categories including watches have also been strong. These timepieces drew as much as $12 million in sales in Dubai
The painting that can be viewed at Sotheby's London auction house is expected to sell for between £4 million and £6 million ($5.5 million to $8.3 million.)
Digital sales increase turnover for auctioneers - for some, by 20 per cent
Auction houses and art dealers point to the rising buying power of a younger generation who are beginning to collect for the first time