SAPPHIRE, COLOUR CHANGE SAPPHIRE AND DIAMOND BRACELET, CUSI

Set with five step-cut sapphires, the central sapphire colour changing, spaced by marquise-shaped diamonds to the baguette diamond band, mounted in platinum and gold, length approximately 160mm, signed Cusi, Italian assay and maker's marks.  

Accompanied by SSEF report numbered 90912, dated 14 March 2017, stating that the four sapphires and a colour change sapphire are of Ceylon origin, with no indications of heating. Please refer to report for further details. Stamped PT900 and OR for platinum and white gold mounting. Signed Cusi, with Italian assay and maker's mark. CC sapphire estimated to weigh approximately 9.3cts, exhibits violetish blue colour in the daylight and purple colour of medium saturation, under the incandescent light, with typical inclusions and minor abrasion visible only under 10x magnification. Sapphires estimated to weigh approximately 18 - 22cts in total, are medium blue of medium saturation, with typical inclusions, some surface reaching, minor chips and abrasion, but hardly noticeable with unaided eyes. Diamonds estimated to weigh approximately 7-10cts are on average F - G colour, mainly VS clarity, as gauged and graded in the mount. Signs of normal wear to metal consistent with use, overall in very good condition. Please note that Sotheby's is not responsible for accuracy of estimated weight given by gemmological report.
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.

Accompanied by SSEF report numbered 90912, dated 14 March 2017, stating that the four sapphires and a colour change sapphire are of Ceylon origin, with no indications of heating.