A TURQUOISE, CORAL AND DIAMOND NOVELTY BROOCH, CIRCA 1970Designed as a butterfly, the wings comprising four plaques of turquoise, each within textured gold and brilliant-cut diamond highlights, the body set with cabochon coral, mounted in 18K gold, French assay marks, with maker's mark, length 3.2cm, width 4.9cm** Please note that this lot contains coral and is subject to CITES regulations when exporting outside of the EU