SAPPHIRE AND DIAMOND RING

Set with a sugarloaf sapphire weighing 24.22 carats, the gallery decorated with oval and brilliant-cut diamonds, mounted in 18 karat white gold, size 5½.

Accompanied by Gübelin report numbered 18011043, dated 23 January 2018, stating that the sapphire is of Ceylon origin, with no indications of heating; also accompanied by GRS report numbered GRS2016-073120 dated 29 July 2016, stating that the sapphire is of Sri Lankan origin, with no indication of thermal treatment, vivid blue (GRS type "royal blue"). Please refer to reports for further details. Inscribed 750 for 18 karat white gold, S24.22, D2.38 and D0.55 referring to the weight of sapphire and diamonds respectively. Sapphire is medium violetish blue of medium strong saturation, with typical inclusions, minor blemishes when examined under 10x magnification but hardly noticeable with naked eyes. Diamonds estimated to weigh approximately 2.5 - 3cts, are about F-G Colour, VS Clarity, as gauged and graded in the mount. Metal in very good condition. Overall in very good condition.
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 Gübelin report numbered 18011043, dated 23 January 2018, stating that the sapphire is of Ceylon origin, with no indications of heating; also accompanied by a gemmological report.