Sapphire and diamond ring, Schlumberger, Tiffany & Co

Centring on a cabochon sapphire, within a mount of foliate design accented with brilliant-cut diamonds, mounted in gold, size 51, signed Tiffany Schlumberger.

Signed Tiffany Schlumberger for Schlumberger for Tiffany & Co . Stamped 18K for 18 carat gold. Sapphire, measuring approximately 24.65 x 20.6 x 13.55mm, semi-translucent, medium blue, showing asterism under the torch, typical inclusions such as needles and crystals visible to the naked eye; for further information, please refer to the Gübelin report. Diamonds estimated to weigh approximately 1.50-2.00 carats, estimated colour G, estimated clarity VS. Light scratches to mount consistent with wear. In good condition.
"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."