18 karat gold, diamond and amethyst 'Botticelli' necklace, Van Cleef & Arpels

The necklace set with round diamonds weighing 30.36 carats, the drops set with round diamonds weighing approximately 6.50 carats, the faceted amethyst drops measuring approximately 29.3 by 23.9 by 14.9 mm. and 28.9 by 23.6 by 15.2 mm., length 15 inches, signed Van Cleef & Arpels, numbered 147289, maker's mark, French assay marks, pendants detachable.  With signed box.

The necklace set with 1564 round diamonds, the drops set with 84 round diamonds, all approximately F-H color and VVS-VS clarity. The briolette-cut amethysts measure approximately 40 x 24 x 15 mm. and are a medium purple color, with eye clean clarity. The piece is flexible and well made. The pendants move freely and the piece is in good condition. Fitted with a safety closure.
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.