Books By Geoffray Riondet - Author

Victoire de Castellane is artistic director of Dior Jewelry.

Geoffray Riondet runs the Riondet house, and is an antique jewelry specialist, legal expert, and gemologist.

Riondet drew upon the expertise of Valérie Goupil, Anne Laurent, Loïc Lescuyer, Gérard Panczer, and Brigitte Serre-Bourt, professors at the French National Institute of Gemology (ING, Paris-Lyon). of Gemology (ING, Paris-Lyon).