A DIAMOND, AMETHYST, TURQUOISE AND GOLD BUTTERFLY BROOCH, BY JEAN SCHLUMBERGER, TIFFANY & CO.

A DIAMOND, AMETHYST, TURQUOISE AND GOLD BUTTERFLY BROOCH, BY JEAN SCHLUMBERGER, TIFFANY & CO.
Designed as a butterfly, with a marquise-cut amethyst body, to the circular-cut diamond wings, trimmed with cabochon turquoise and sculpted 18k gold detail, mounted in platinum and 18k gold, with French assay marks and maker's mark
Signed Schlumberger Studios for Jean Schlumberger, Tiffany & Co., France