Panel depicting the Mocking of Christ will go on sale at French auction house, in collaboration with Eric Turquin, in October

The Vogels filled their modest apartment with contemporary art, but wage stagnation has seen the professional-classes squeezed out of this overheated market

Painting will be exhibited at Frieze Masters next month, after a "style of Botticelli" sleeper sold for over £6m at Zurich auction in June

Located on England’s south coast, the independent charity is collaborating with commercial galleries to mount exhibitions

During London's Classic Week, we take a look at what the same sum will buy you at either end of the art historical timeline