Christie's

Christie’s have announced that a major landscape by John Constable will be among the works on offer at their Defining British Art sale in London this summer.

Christie’s have admitted to “an honest and genuine mistake” by putting up for sale an ivory and kutch silver trophy that contravened CITES regulations.

A watch by Abraham-Louis Breguet (1747-1823) became the second most expensive piece by the Swiss maker when it sold to a private Swiss museum for triple-estimate SFr3.25m (£2.35m) including premium at Christie’s Geneva.

The Oppenheimer Blue diamond set the world record for any jewel sold at auction at Christie’s Geneva yesterday.

Just under $1.2bn changed hands at the top-end of the art market in New York this week as Sotheby’s, Christie’s and Phillips all held their Impressionist, Modern and Contemporary auctions over seven days for the first time. Here is ATG’s pick of individual highlights sold across the week.

Christie’s have announced details of their latest ‘themed’ sale – an evening sale of British art which will take place in London on June 30.

Christie’s Paris are to sell two figures of mourners as part of their European Sculpture and Works of Art sale on June 15.

A previously unrecorded copy of Shakespeare’s First Folio has emerged at Christie’s. Estimated at £800,000-1.2m, it will lead a specially-staged auction in May comprising just four lots – a copy of each of the first four Shakespeare folios.

An important work by Sir Peter Paul Rubens (1577-1640) will be among the leading lots on offer at this summer’s auction series in London. Lot and his Daughters from c.1613-14 will be the centrepiece of Christie’s newly launched ‘curated’ week of sales branded Classic Week in July.

A Steinway grand piano sold for a double-estimate £95,000 on February 24 when Christie’s King Street held a £3m, 146-lot sale of items from the former Queen Anne’s Gate home of musician Sting and his wife Trudie Styler.

The Contemporary art market survived better than many had expected at the London auction series last week.

In a week of varying results, the Impressionist, Modern and Surrealist Art sales at Christie's and Sotheby's London took £228.8m with premium in total (compared with £381.4m for the equivalent series last year).

A new auction high for a ski poster was established at Christie’s South Kensington’s annual Ski sale, held on January 21, when this 1934 colour lithograph advertising the attractions of the Swiss resort of Gstaad sold for £62,000 (plus premium).

Both Sotheby’s and Christie’s saw sales fall in 2015, a sign that the art market may be slowing.

Christie’s latest cross-category sale entitled The Artist’s Muse set the second highest ever auction price for a work of art when Amedeo Modigliani’s Nu couché (Reclining nude) sold at $152m (£104.8m).

A new auction record came for American pop artist Roy Lichtenstein (1923-1997) when 'Nurse' was knocked down at $85m (£58.6m) at Christie’s cross-category sale entitled The Artist’s Muse earlier this week.

Scientific, medical and natural history books from the library of the Royal Institution are to be sold at Christie’s on December 1.

A small Dame Barbara Hepworth (1903-1975) sculpture bought at a Christie’s auction by The Pier Arts Centre in Orkney has now gone on display.

An Apple-1, the technology that heralded a revolution in home computing when it was launched as Apple’s first product in 1976, is for sale via Christie’s online.

Christie’s have announced a new themed week of sales in New York next April.