Colour-Changing Garnet, Ruby and Diamond Ring

Centring on an oval colour-changing garnet weighing 15.43 carats, to the circular-cut ruby or pear-shaped diamond two-row surround, embellished by ruby and diamond-set shoulders and ruby-set gallery, the diamonds and rubies together weighing approximately 2.65 and 1.40 carats respectively, mounted in 18 karat white gold. Ring size: 6

Colour and Clarity: According to GRS report, the colour-changing garnet is natural, with no indication of thermal treatment. Please refer to the report for details. In our opinion, the garnet display a distinct colour-change effect, showing strong red colour under incandescent lighting and medium deep, brownish olive-green colour under daylight, eye clean, with a few crystal inclusions under loupe check, otherwise quite clean. Diamonds in the surround are about F to H colours, mostly VS clarity. Small rubies are of intense cherry red colour, eye clean. Condition: This ring is offered without reserve. Karat white gold ring mount, in very good condition. IMPORTANT NOTICE: Please note that jadeite and rubies of Burmese origin and articles of jewellery containing jadeite or rubies of Burmese origin all less than 100 years old may not be imported into the US. The purchaser's inability to import any item into the U.S. or any other country as a result of these or other restrictions shall not justify cancellation or rescission of the sale or any delay in payment. Please check with the specialist department if you are uncertain as to whether a lot is subject to these import restrictions, or any other restrictions on importation or exportation.
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.

Accompanied by GRS report numbered GRS2013- 091711, dated 16 October 2013, stating that the 15.43 carat colour-changing spessartite-pyrope (garnet) is natural, colour-changing from brownish greenish pink (daylight) to red (incandescent light), with no indication of thermal treatment.