Opal and Diamond 'Flower' Brooch

Designed as a blooming flower, the petals set with five opal plaques measuring approximately 25.68 x 21.34 x 3.06mm to 18.98 x 12.10 x 2.21mm, to an openwork diamond-set frame, the center set with numerous briolette diamonds, the stem highlighted by three diamonds of yellow and brownish hues, the diamonds together weighing approximately 10.25 carats, mounted in 18 karat white gold.

Colour and Clarity: In our opinion, the opal is translucent, of milky body colour with noticeable blue, green, yellow and reddish orange play-of-colour. Coloured diamonds are of various hues, including orangy-brown, greenish-yellow, brown and icy colours, SI clarity. Briolette diamonds are about H to I colours, VS2 to SI clarity. Other tiny diamonds are about I to K colours, SI clarity. Condition: Decorative piece, in very good condition.
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.