Sapphire and Diamond Ring

Set with a cushion-cut sapphire weighing 15.66 carats, flanked by triangular-cut diamonds, size 4¼.

In good condition with some minor wear and nicking to the shank, internal sizing band out-of-round, some evidence of yellow gold solder at its attachment point. Metal tests as platinum. The sapphire is a medium to medium-deep violetish blue and eye-clean, with a few minor abrasions around the girdle of the stone and some evidence of color zoning visible only upon close inspection. The side diamonds weigh approximately 3.50 carats and are approximately I-J color, VS-SI clarity. Accompanied by AGL report no. 1087477 stating that the sapphire is of Ceylon origin, with no indications of heating. Accompanied by a photocopy of AGTA report no. 11011807 stating that sapphire weighing 15.66 carats is of Sri Lankan origin, with no indications of heating.
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 AGL report no. 1087477 stating that the sapphire is of Ceylon origin, with no indications of heating.