Platinum, Black Opal and Diamond Bracelet

The three panels centering cabochon black opals measuring approximately 13.3 by 12.3 by 6.8 mm, 12.4 by 11.0 by 6.2 mm and 12.5 by 10.5 by 6.7 mm, accented by old European and single-cut diamonds weighing approximately 24.00 carats, length 7½ inches; the mounting circa 1930.

In good overall condition with some minor scratching and wear to the mounting, not evident when worn. The clasp is fitted with a safety latch. The three translucent to semi-translucent black opals show a strong, attractive play of color presenting a spectrum of colors, with greens and blues predominating. The center opal is opaque. Minor crazing visible under magnification, with additional crazing to the underside. The diamonds range from approximately G-I color, predominantly VS-SI clarity with a few I clarity examples. The mounting dated circa 1930, with a French assay mark on the clasp. Some minor evidence of alteration to the piece surrounding the central element and only noticeable on close imspection. Length approximately 7 1/2 inches. Please note that the black opals are later added.
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.Certificates of Authenticity: Various manufacturers may not issue certificates of authenticity upon request. Sotheby’s is not under an obligation to furnish the purchaser with a certificate of authenticity from the manufacturer at any time. Unless the requirements for a rescission of the sale under the Terms of Guarantee are satisfied, the failure of a manufacturer to issue a certificate will not constitute grounds to rescind the sale. Gemological Certificates and Reports: References in the catalogue descriptions to certificates or reports issued by gemological laboratories are provided only for the information of bidders, and Sotheby’s does not guarantee and accepts no responsibility for the accuracy, terms or information contained in such certificates or reports. Please also note that laboratories may differ in their assessment of a gemstone (including its origin and presence, type and extent of treatments) and their certificates or reports may contain different results.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.