Sapphire and diamond ring

Set with an oval sapphire weighing 9.44 carats within a mount pavé-set with brilliant-cut diamonds, size 51. 

Accompanied by Gübelin report no. 11060074, stating that the oval sapphire weighing 9.44 carats and measuring 16.56 x 12.41 x 4.00 mm, is of Burmese origin, with no indications of heating. Stamped 750 for 18 carat gold, mounted in white gold. Sapphire of medium strong saturation, with typical crystal inclusions visible with the 10x loupe; for further information please refer to the Gübelin report. Diamonds estimated to weigh a total of approximately 4.50 - 5.00 carats, on average G-H colour, VS-SI clarity, as gauged and graded in the mount. Signs of normal wear to the metal. In very 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 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."