Diamond, emerald and pearl brooch, Buccellati. Estimate $24,000 - $34,000. Photo Sotheby's.

Modelled as a bouquet, the flowerheads centring old-cut diamonds and multi-coloured pearls framed by a double row of rose diamonds between burin engraved leaves, the buds embellished with carved emeralds, the emeralds and diamonds together weighing approximately 3.00 carats and 3.00 carats respectively, mounted in silver and gold, approximately 65 x 40mm, signed Buccellati. 

Sotheby's. Important Jewels, 31 Aug 2015,  Sydney, 6 PM