Sapphire and diamond ring, 1950s

Set with a cushion-shaped sapphire, the mount millegrain-set with circular- and single-cut diamonds, size N.

Accompanied by CISGEM report no. 122, stating that the sapphire is of Ceylon origin, with no indication of heat treatment. Sapphire of medium blue colour, transparent, pleochroism, minor typical inclusions visible to the naked eye, some pits on the facet edges and scratches on the surface of the stone. The stone is rather loose in mount. In our experts' opinion, the sapphire measuring approximately 13.8 x 12.5 x 9.8mm weighs approximately 14.00 - 15.00 carats, as measured in the mount. Estimated total diamond weight approximately 2.00-4.00 carats, estimated colour J/K, estimated clarity SI-I included. Scratches to metal 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."

Accompanied by CISGEM report no. 122, stating that the sapphire is of Ceylon origin, with no indication of heat treatment.