Set with a pear-shaped emerald within a border of cushion-shaped diamonds, on a chain necklet, unillustrated. 

Accompanied by SSEF report no. 79921, stating that the pear-shaped emerald weighing approximately 16 carats and measuring approximately 22.90 x 15.25 x 7.10 mm, is of Colombian origin, with a minor amount of oil in fissures. Emerald of medium strong saturation, with typical inclusions, a few surface reaching, abrasions and nicks, chip under a prong; for further details on the emerald, please refer to the SSEF report. Diamonds estimated to weigh a total of approximately 4.50 - 5.50 carats, on average I-K colour, SI clarity, as gauged and graded in the mounting. Signs of normal wear to the metal. In good condition. Gross weight approximately 11 grams, additional chain weighing approximately 3 grams.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Please note that colour, clarity and weight of gemstones are statements of opinion only and not statements of fact by Sotheby's. We do not guarantee, and are not responsible for any certificate from a gemological laboratory that may accompany the property. We do not guarantee that watches are in working order. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue, in particular to the Notice regarding the treatment and condition of gemstones and to the Notice regarding import of Burmese jadeite and rubies into the US.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."