Christie’s is to offer the never-exhibited painting in a New York auction in May

The middle market, traditionally the art world’s unloved child, offers treats galore

Of the 289 galleries participating in the June event, 19 are first timers

The first full edition of Spain's leading art fair since the start of the pandemic saw a near-return to form with strong institutional presence

Artverbium, founded by former Christie's staffer Lorena Duran, will show established and emerging artists in a series of exhibitions

Event opens at Somerset House this week

Visitor numbers were good, but sales of higher priced works were slow at the South African event

With mega-galleries heading west and a dynamic local scene, the city is realising its market potential

The works, by artists such as Warhol, Richter and Giacometti, will be sold in New York in May

Portrait of a Lady by the artist and his workshop is expected to sell for up to £4m at DesaUnicum in Warsaw next month

Proceeds from the auctions, at Deutscher and Hackett and Leonard Joel, have been earmarked for climate change programme, but questions arise over bank's motivations

The 1,138 NFTs have been de-listed from OpenSea, after artists complained that permission had not been sought for the creation of NFTs of their work

The renowned Chinese painter’s first NFTs, commissioned by Outland, will be followed by US artist Rachel Rose’s latest works in the format

Semjon H.N. Semjon has occupied the property in the city's Mitte district for 21 years and has launched a legal challenge against his landlord

As the Chinese art specialist steps back at Bonhams, he reflects on 50 years in the auction world as it went from provincial to global

It joins a half-dozen galleries with designs on opening West Coast outposts, from megas like Pace and Sean Kelly to smaller spaces like Sargent's Daughters

The authentication of a nude by Lucian Freud—despite his protestations that he did not paint it—highlights how creators are not always listened to

Organisers and galleries are banking on “pent-up desire” to make this year’s edition a success

Sotheby’s will auction the surviving picture of the strolling couple on 2 March, estimated at £7m-£10m

Replicas of works from four institutions, including the Uffizi, will be sold as NFTs by Unit London gallery

As sea levels rise, so do insurance premiums. Here, an insurance lawyer advises on how collectors can best look after their works as natural disasters and wildfires become more common

The new combined art and antiques fair will run for the first time this November

The week’s calendar of events is chock-full of parties and openings, and features a new local mini-fair

The London gallery has made a name for championing underserved voices in the art world and will open its new space with Morris dancers and the "smell of Yorkshire"

Ex-staff are now considering legal action, claiming they were not kept informed of changes to the scheme

While the study concedes there are some nefarious financial dealings in the art market, there are more immediate concerns and regulatory manoeuvres to take

Mural of child playing in ash removed from view after three years, just days after the actor Michael Sheen described the display as “uninspiring”

The Buzzfeed News journalist Katie Notopoulos has named Greg Solano and Wylie Aronow as the men behind the online pseudonyms "Gordon Goner” and “Gargamel”

With the forced shift to online sales due to Covid-19 restrictions, global sales at Sotheby’s, Christie’s and Phillips boomed in 2021, with an increased focus on luxury goods as the rich get richer

The dispute revolves around the movement of a 2014 work, ‘Quantum’, from one blockchain to another and how that affects its ownership and fungibility