Modern-cut brilliant of 1 carat, sealed with a wax seal from the laboratory of the Paris Chamber of Commerce and Industry bearing no. 85 019. The brilliant is accompanied by its certificate dated January 21, 1980, stating: brilliant 1 carat, Internally flawless, E color (Exceptional White), no fluorescence, with the following dimensions: 6.66-6.75 x 3.83 mm. The diamond is presented in a burgundy Boucheron pouch, accompanied by a document dated April 21, 1980, with an estimated value of 253,000 francs.