The oval cabochon sapphire measuring approximately 10.6 by 9.8 by 9.7 mm., flanked by 2 pear-shaped and 4 tapered baguette diamonds, mounted in platinum, size 6. 

Good condition with light surface wear to the mounting. The highly domed sapphire, weighing approximately 10.45 carats, is medium-deep blue with even color distribution. There is a minor "finger print" inclusion at one side (visible under close inspection); there is a small cavity at the base of the same side. The two pear-shaped diamonds together weigh approximately 0.60 carat and are approximately I-J color, VS-SI clarity. The 4 tapered baguettes together weigh approximately 0.30 carat and are approximately H-I color, VS clarity. The ring is unsigned but is accompanied by a letter of authenticity from Oscar Heyman & Brothers.
In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. 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. Illustrations in the catalogue may not be actual size. Prospective purchasers are reminded that, unless the catalogue description specifically states that a stone is natural, we have assumed that some form of treatment may have been used and that such treatment may not be permanent. Our presale estimates reflect this assumption.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING CONDITION OF A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF SALE PRINTED IN THE CATALOGUE.

Accompanied by AGTA report no. 96019010 stating that the sapphire is of Burmese origin, no indications of heating.