Auctions

Growth “across all value levels of the market” helped global sales at Christie’s increase by 26% to £5.1bn in 2017, says Orlando Rock, chairman of Christie’s UK.

A pendulum clock used in an early longitude trial will be offered for sale by Dreweatts next month.

Heritage Auctions says more than half of its sales are now made through the internet.

The most eye-catching price at the latest series of Old Master and 19th century art sales in New York came at Sotheby’s separately staged auction of drawings from the collection of the late Howard and Saretta Barnet.

Antiques dealership Mallett and book specialist Bloomsbury are to be relaunched this year after being reunited with former stablemate Dreweatts.

Texas-based fine art and collectables specialist Heritage Auctions announced a number of new developments to its mobile app last month. Advances included one-touch mobile bidding and an extension to the barcode scanning facility for coins.

Works on paper, not oil paintings, stole the show at Lawrences (22% buyer’s premium) of Crewkerne.

Two exceptionally rare celestial globes or spheres have made their mark in Geneva and London salerooms in recent times – and on the same day.

The December 6 jewellery sale at Roseberys (23% buyer’s premium) was the maiden auction for new head of department Mark Bowis.

Launched in 1965, TV Century 21 featured the work of some of the best comic artists of the day – among them Ron Turner, whose contributions included strips featuring The Daleks, Stingray and Captain Scarlet.