Yves Saint Laurent and Pierre Bergé collection

Visitors speak in front of a picture of French fashion designer Yves Saint Laurent and his partner Pierre Bergé in the Grand Palais Photograph: Regis Duvignau/Reuters

Christie's employee posing with a German parcel-gilt table fountain during a tour of the exhibition Photograph: Shaun Curry/AFP/Getty Images

Preparations take place for the exhibition of the collection Photograph: Christie's/EPA

Christie's employees holding a painting entitled Instruments de Musique sur un Guéridon by Pablo Picasso Photograph: Shaun Curry/AFP/Getty Images

A view of the collection of Yves Saint Laurent and Pierre Bergé Photograph: Christie's/EPA

A visitor looks at a display during the exhibition Photograph: Regis Duvignau/Reuters

Visitors file past a general view of the exhibition Photograph: Regis Duvignau/Reuters

A Roman marble minotaur Photograph: Regis Duvignau/Reuters

A view of the Collection of Yves Saint Laurent and Pierre Bergé Photograph: Christie's/EPA

A visitor looks at Etudes de Femmes Martiniquaises by Paul Gauguin (top) and Femme à sa Toilette by Edgar Degas Photograph: Regis Duvignau/Reuters

People look at Parakeets and Parrots carpet by Ernest Boiceau Photograph: Francois Guillot/AFP/Getty Images

A rat head (L) and a rabbit head (R), two imperial bronzes part of a prized art collection Photograph: Francois Guillot/AFP/Getty Images

Visitors look at a display during the exhibition Photograph: Regis Duvignau/Reuters

Composition dans L'Usine (L) and Le Profil Noir (C) by Fernand Léger and Il Ritornante (R) by Giorgio de Chirico Photograph: Christie's/EPA

People arrive at the Grand Palais to visit the exhibition Photograph: Regis Duvignau/Reuters