Our pick from this week's auctions in Paris and New York

The picture, estimated at $18m-$25m, will lead Christie's November Modern and Impressionist art sale

Our pick of highlights from the week's auctions and art fairs

Sotheby’s auction is expected to raise £600,000 towards restoration of Durham Wharf by architecture collective Assemble

The Old Master specialist is a strong advocate of online business development and of promoting Paris as an international marketplace

Auction of the late art critic’s collection inspires sadness­—but excitement too

Andrew Vicari made bold claims to be the official painter to the King of Saudi Arabia but remains “largely unknown in Britain”

Auction house’s chief executive Tad Smith did not sugar-coat the news to investors during Monday morning’s second quarter earnings call

Collectors will be able to buy the duo’s fashion magazine images for the first time at Phillips this autumn

Several sales scheduled at Christie’s, including an auction of key contemporary works during the Fiac fair

Study finds that the country accounts for more than one third of worldwide sales

Troubled financial markets cause sellers to pause in first half of 2016, but e-commerce sales soar by 96%

As the auction season comes to an end, big brand names keep the market buoyant

From a poetic Claude landscape to Rubens's masterpiece depicting biblical incest, here's our pick of this week's sales

Despite an £18m Lucian Freud going unsold, the sale proved the market is strong

Impressionist and Modern evening totals are down by half, but a dearth of top works is more to blame than the UK’s Brexit vote

British-based collectors disregard Brexit and buy a quarter of works in contemporary art auction

Proceeds from sale at Christie’s in London will benefit work on wildlife

Shanghai’s Long Museum buys Sensation work as Asian and US collectors search for a bargain post-Brexit

Strong bidding from US and Asia helps shore up 20th-century and contemporary sale

As the auction house celebrates a milestone anniversary, its global president reflects on what's in store for the future

Three highlights going under the hammer in the Defining British Art sale in London on 30 June

Political uncertainty and last-minute withdrawals may have contributed to below-estimate results

Ahead of Brexit vote, auction house’s Impressionist and Modern Art evening sale achieves solid results

Auction house has hired Hannah O’Leary, formerly of Bonhams, to head up new department

New technology allows collectors to take part in sales in real time

The painting of flowers, probably done in France during a mysterious period in the artist’s life, has been authenticated by the Paris-based Wildenstein Institute

Our pick of highlights coming to auction this week