Important brooch in white or blackened gold (750) in the shape of a butterfly, its wings entirely paved with rubies, its veins formed by lines of pale pink sapphires and its body and antennae punctuated with brilliant-cut diamonds in a bead setting. The large wings move on hinges. White gold (750) pin. Gross weight: 42.7 g. Size: 5.8 x 10.4 cm. Twisted antennae; chips. Weak residues in the cracks due to heat treatment in the presence of flux.