Christie's

Two lots offered as part of a Chinese works of art auction held by Christie’s (25/20/14.5% buyer’s premium) brought matching bids of £110,000 – far, far in excess of their estimates.

The collection of about 800 engraved gems formed by the nobleman and politician George Spencer, 4th Duke of Marlborough (1739-1817), was the largest and most important of the age.

This Egyptian 25th or 26th Dynasty polychrome limestone relief fragment, the property of a Belgian collector, comes for sale at Christie’s Antiquities auction in London on July 7.

The Exceptional sale at Christie’s on July 6 includes this outstanding example of Charles I silver: the so-called Seven Liberal Arts inkstand. The estimate is £1m-1.5m.

Restituted pictures remain a key area of supply for fresh Old Masters and Christie’s evening sale on July 8 includes two Dutch Golden Age paintings.

Richly illuminated manuscripts from a ‘truly exceptional collection’ shine in New York

Christie’s New York rooms is holding an online sale titled Treasures of a Storied Manhattan Collection open for bidding from June 15-July 1.

Christie’s sale in Paris on June 16 includes this portrait of a young woman writing a letter by the artist known as The Master of the Female Half Lengths.

Two long-standing auction department heads launch second careers as dealers this month.

The latest flagship sales of Modern and Contemporary art in New York showed a return to some normality after a difficult 14 months.

On June 16 Christie’s Paris is holding a sale devoted to female artists.

A number of Paris salerooms will be holding dedicated auctions of Asian Arts in June.

An eight-lot sale in New York titled A Family Collection: Works on Paper, Van Gogh to Freud raised a premium-inclusive total of $25.3m (£18.2m).

A spectacular parure of sapphires and diamonds, from the collection of Napoleon’s adoptive daughter, Stephanie de Beauharnais, Grand Duchess of Baden (1789-1860), is for sale at Christie’s Magnificent Jewels auction in Geneva on May 12.

Depiction of one McNeill sister sets a record while portrait of her sibling also appears at another auction

For people who follow the art market, Banksy (b.1975) is now impossible to ignore.

Christie’s has announced that from this summer it will be renaming its Impressionist & Modern and Post-War & Contemporary sales.