Designed as bows, the first of openwork design set with old European and single-cut diamonds weighing approximately 1.15 carats, with onyx accents, mounted in platinum, circa 1915; the second brooch centered by an old mine-cut diamond weighing approximately 1.40 carats, further set with numerous round and old mine-cut diamonds weighing approximately 5.50 carats, one diamond missing, circa 1880.

DIAMOND AND ONYX BROOCH: Good condition with light surface wear. The central onyx bearing a small chip; the remaining onyxes with small abrasions. The diamonds are approximately I-J color, and predominantly SI clarity, with some examples exhibiting chipping. DIAMOND BROOCH: Good condition with surface wear and tarnishing to the silver-topped gold mounting commensurate with age. The central diamond is approximately J-K color, SI clarity; the balance of the diamonds range from near colorless and decorative in quality to approximately I-L color, SI-I clarity. There is significant tarnishing to the silver, and one small diamond missing from directly below the center stone.
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.