Fancy brown-orange diamond ring

Set with a cushion-shaped fancy brown-orange diamond weighing 3.07 carats, within a frame of brilliant-cut diamonds, the mount accented with similarly cut stones, size 53, French import mark. 

Accompanied by GIA report no. 5131045006, dated 8 February 2011, stating that the cushion-shaped diamond weighing 3.07 carats and measuring 9.40 x 8.02 x 4.98mm, is Fancy Brown-Orange, Natural Colour, I1 Clarity. Please note that the certificate is dated 2011 and might require an update. French import mark and stamped 750 for 18 carat gold, mounted in white gold. For further details on the central diamond, please refer to the GIA report. Remaining diamonds bright and lively. Signs of normal wear to the metal consistent with light use. In very good condition. Gross weight approximately 5 grams.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Please note that colour, clarity and weight of gemstones are statements of opinion only and not statements of fact by Sotheby's. We do not guarantee, and are not responsible for any certificate from a gemological laboratory that may accompany the property. We do not guarantee that watches are in working order. 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. Prospective buyers should also refer to refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue, in particular to the Notice regarding the treatment and condition of gemstones and to the Notice regarding import of Burmese jadeite and rubies into the US.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."