Our pick of this month's most interesting auctions

OGR's first show remixes the city's collections from antiquity to present, reflecting on the over production of contemporary art and the fact nothing is new

New director Ilaria Bonacossa introduces a drawings section and plans to return Turin fair to its experimental roots

Dalloul Art Foundation investigates authenticity of some Middle Eastern works before museum opening

A stalwart of the London traditional art and antiques scene, the fair opens today, marking the shift from autumn to winter

Hackers are using an email scam to intercept payments between galleries, collectors and others

Last sold 50 years ago, A Dawn depicts French troops marching to trenches through Flanders in 1914

From Cézanne’s ballsy portraits to a Tove Jansson survey showing that she was much more than Moomin’s mother

Responding to complaints that the preview day has become overcrowded, the fair in 2018 will hold two invitation only opening days

From Soutine’s flushed-cheek portraits to Alex Katz’s 10ft-tall sculpture of his wife Ada 

Long established London jewellers will hold sale at Sotheby’s following move to smaller premises, but director insists it is “business as usual”

From John Akomfrah’s video on the threat of climate change to Nick Goss’s paintings of a great flood via Katharina Grosse’s paint-splashed walls

Fictional museum booth will be re-staged at Firstsite gallery after drawing crowds at Frieze, where the gift shop raised £10,000 for UK regional museums

Works channel a Surrealist sense of the uncanny in turbulent times

The 11th edition of the Brussels event is a part of a growing trend for fairs where artists exhibit their own work

Showstopping stands are fast becoming a trend among London gallerists at Frieze art fair, each one recreating a different world

Art lovers tell us what they've bought and why

We stepped out from the bustle of Regent's Park to check out PAD London's 11th edition in Mayfair

Artist’s profile is raised at Frieze Masters and in two exhibitions

As the art world descends on London, we take the pulse of the city's art scene with an art market specialist, a collector and two artists, Peter Blake and Ed Fornieles

Photographer took self-portrait a year before he died in 1989

Artist made 60m-long mural at Store Studios in "a couple of hours"

Christie’s moves October auction to London as rival plans first sale in the UAE

Design fair reflects market’s eclectic tastes and aims to attract crossover collectors in town for Frieze

Second edition of philanthropist Elisabeth Murdoch's £100,000 prize for regional UK museums will support 2019 exhibition

After nearly 30 years at the museum, antiquities expert Carlos Picón will head dealer’s new US venture

Dealers betting on overseas buyers attracted by a weak sterling and a shift in tastes away from minimalism as the UK trade association mounts its annual fair

The potential negative implications of the “much mooted” closure of the UK’s art crime unit set the tone for the Art Business Conference yesterday

Strangled by sanctions and escalating tension with the west, the fair’s fifth edition is determined to build bridges with international galleries