A late 19th century diamond, conch pearl and pearl brooch, circa 1890. Sold for £2,640 (€3,617). Photo: Bonhams.

The delicate foliate spray, pavé-set with rows of cushion-shaped diamonds, accented with two cinquefoil diamond-set flowerheads and buds set with conch pearls and pearls of various tints, pearls untested, length 5.5cm.

Bonhams. FINE JEWELLERY, 6 Apr 2006 11:00 BST. LONDON, NEW BOND STREET