Emerald and diamond necklace

The front composed of five floral clusters, set with 5 emerald-cut emeralds weighing a total of approximately 28.00 carats, completed by 206 round diamonds weighing approximately 41.00 carats, 80 marquise-shaped diamonds weighing approximately 15.00 carats and 6 pear-shaped diamonds weighing approximately 3.00 carats, mounted in 18 karat gold, length 16½ inches. 

Accompanied by AGL reports CS 38493 and CS 38494 stating that two of the emeralds (6.13 and 6.54 carats) are of Classic Colombian origin; moderate clarity enhancement (oil/unidentified and oil/ polymer type treatment).