A new three-part documentary series released this week explores the legal battle between Russian billionaire Dmitry Rybolovlev and Swiss art dealer Yves Bouvier [1].

The series, titled “L'oligarque et le marchand d'art,” highlights the opacity of the global art market and the vulnerabilities of high-net-worth collectors. It details a judicial saga that producers describe as the largest art-fraud case of the 21st century [1, 2].

For more than 20 years, Bouvier orchestrated the acquisition of some of the world's most expensive masterpieces on behalf of Rybolovlev [1]. Between 2003 and 2014, the dealer acquired 38 artworks for the billionaire [1]. The relationship eventually soured, leading to a series of legal confrontations over the actual costs and markups of the pieces.

Reports indicate that Bouvier may have pocketed approximately 1 billion euros [2]. The scale of the alleged fraud involves massive discrepancies between the prices Rybolovlev paid and the prices Bouvier paid to original sellers. In one specific instance, Bouvier is attributed as having made a profit of 25 million euros on a single Modigliani painting [3].

Regarding the profit on the Modigliani, Bouvier said, “I made 25 million on a Modigliani, where is the problem?” [3].

The series is currently available on the Arte.tv and Play RTS platforms [1, 2]. While some sources describe the legal conflict as lasting over 20 years [1], other reports characterize the period of direct judicial confrontation as lasting 10 years [2].

The production aims to expose the mechanisms of the high-end art trade, a world where private deals and secrecy often shield dealers from accountability.

““I made 25 million on a Modigliani, where is the problem?””

This case underscores the lack of transparency in the private art market, where the absence of standardized pricing allows intermediaries to apply massive markups without oversight. The legal battle between Rybolovlev and Bouvier serves as a cautionary tale for collectors regarding the risks of relying on a single agent for high-value acquisitions.