Fancy yellow diamond and onyx ring

Of fluted design, collet-set with a brilliant-cut fancy yellow diamond weighing 2.03 carats, the shoulders embellished with carved onyx, size 56^1/2, French assay and partial maker's marks.

Accompanied by GIA report no. 5182588026, stating that the brilliant-cut diamond weighing 2.03 carats, measuring 8.21 x 8.27 x 4.82mm, is Fancy Yellow, Natural Colour, VS1 Clarity. Partial French maker's mark. French assay mark and stamped 750 for 18 carat gold. For more information on the diamond, please refer to the GIA report. Carved onyx in overall good condition, with small scratches and nicks. Signs of wear to the metal. In good condition. Gross weight approximately 15 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.
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."