Vintage Gold, Emerald and Diamond Chouquette Brooch

[René Boivin] Designed as a flower, set with round and pear cut emeralds, and single cut diamonds.Emeralds weighing a total of approximately 4.50 caratsDiamonds weighing a total of approximately 1.45 caratsMaker's mark for René BoivinFrench assay marks18 karat yellow goldCirca 1960sTotal weight 27.49 gramsLength 2 inches, width 1 9⁄16 inchesAccompanied by one Sotheby's boxAccompanied by a certificate of authenticity stating that the piece is manufactured by Réne Boivin circa 1960 after a drawing by Juliette Moutard