This heart brooch is a vintage piece from the antique design period. It features a rose-cut diamond of approximately 3.50 carats at its center, surrounded by 15 additional rose-cut diamonds totaling approximately 0.60 carats and adorned with 18 small natural baroque pearls. The brooch, marked with a French import owl symbol, weighs 14 grams and measures 3 x 3.2 cm.