The 1932 work was last sold in 2013 at Sotheby's when it seemingly sold to the guarantor for a low estimate £28.6m

A multi-agency $15m initiative backed by the WHO and funded through a series of charity auctions at Christie’s will support artist-led projects to improve mental, social and environmental health

A number of Indian artists made their auction debut this season, though several established names missed the mark

The new 20th and 21st century auction format will launch in New York this May

Year-long series of Healing Arts auctions and events aims to support mental health treatment and recovery in the wake of Covid-19

Our pick of the highlights from this month's auctions

TRON blockchain founder Justin Sun says on Twitter that Christie’s website would not let him place another bid with 30 seconds to go of the online auction yesterday

Everyday: The First 5000 Days is now the third most expensive work by a living artist sold at auction

Ahead of yesterday's sale in Paris, the Man Ray Trust called for a delay claiming that Lucien Treillard “stole a substantial number of Man Ray’s works and possessions"

1932 painting of artist's close friend has been out of the public eye for over 90 years but now comes up for auction at Christie's in New York

The buyer of Beeple's NFT work will be able to pay with ETH later this month

With investors such as Elon Musk and Chamath Palihapitiya backing the purely digital art form, the trade is beginning to take notice

The 1982 painting will be sold in a single-lot evening sale at Christie's Hong Kong on 23 March with an estimate of $31m to $41m

The vast collection of auction catalogues dates back to Christie's very first sale in 1766 and has been an invaluable resource for dealers and academics

"Christie’s has not been provided with any evidence that would challenge the lawfulness of this sale," a representative says

The arts and crafts chain has amended its complaint regarding the ancient tablet, which it bought for at auction for $1.67m in 2014. It was seized by US authorities in 2019

A Provençal drawing coming up at Christie’s New York is based on a painting in Washington, DC

As his new book is published, the auction house chief compares coronavirus fallout to previous economic disasters

The two rivals have made record online and private sales as pandemic overturns traditional live auction format

Christie's end of season Old Masters evening sale in London totals £22.8m, despite last-minute withdrawal of Bernadino Luini's Nativity

Sales of paintings by Cézanne and Picasso worth a combined $139m are also under scrutiny by the US Virgin Island attorney general

In demand contemporary artists hit big in Asia but several Modern stalwarts failed to make a splash in multi-city hybrid auction

Online sale seeks to support a new space for art education and outreach that will open in the autumn of 2021

The portrait of David Webster will return immediately to the opera house before going to the National Portrait Gallery in 2023 for its reopening exhibition

Plus, JMW Turner at the Tate and John Stezaker on Bruegel

GANksy aims to produce images that bear resemblance to works by the UK's most famous street artist

The auction house's four-part £90.2m "20th Century: London to Paris" sale saw small bursts of energy for quality lots in the wake of Frieze and Fiac's cancellations

Online auction of art and antiques that would have been exhibited at Parisian fair achieves €1.5m with 21 of 91 lots sold

Three works are to be sold at Christie’s in Paris this month; further sales to follow

Unusual $32m Jurassic-era offering stole the high-tech livestreamed show in New York, but buyers kept bids cautious elsewhere