Rock crystal, sapphire and diamond brooch, Cartier, circa 1925

Of rectangular openwork design, set with a sugarloaf cabochon sapphire and 6 calibré-cut sapphires, accented by old European-cut and single-cut diamonds, within a rectangular-shaped rock crystal frame, mounted in platinum, signed Cartier, indistinct serial number.

Good condition. The rock crystal with some negligible minute nicking and scratching. The medium to medium-deep blue sapphires are eye-clean with light abrading to the sugarloaf cabochon. The diamonds are approximately 1.00 carat, G-H color, VS clarity. With indistinct serial number on underside of mounting, possibly 2157.
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.