Yellow sapphire and yellow diamond ring and matching earclips, Michele della Valle

The ring set with a cushion-shaped yellow sapphire weighing approximately 16.60 carats, the earclips set with 2 emerald-cut yellow sapphires together weighing approximately 14.10 carats, all within mountings micro pavé-set with small round diamonds of yellow color weighing a total of approximately 5.50 carats, in 18 karat gold, ring size 6, all signed MdV, numbered 10763 and 10762 respectively. 

Very good condition. The cushion-shaped and emerald-cut sapphires are medium orange-yellow; the emerald-cuts are eye-clean, the cushion-cut is very lightly included. The pavé-set diamonds are light to medium yellow and VS-SI clarity. Earclips fitted with retractable posts.
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.