A Lapis Lazuli, Turquoise and Diamond Brooch Â

Of floral motif, the openwork bombé plaque centrally set with marquise-shaped cabochon lapis lazuli petals to the circular-cut diamond pistil, decorated with eleven oval-shaped cabochon turquoise, embellished with circular-cut diamond accents and a baguette-cut diamond scrolling ribbon, mounted in 18K white gold, length 5.5 cm.Â