Sapphire and diamond ring, 1920s

Claw-set with a cushion-shaped sapphire, weighing 18.83 carats, to an ornate openwork mount set with circular-cut diamonds, size G.

Accompanied by The Gem & Pearl Laboratory report no. 12143, stating that the sapphire is of Ceylon origin, with no evidence of heat treatment. Accompanied by certificate from R.Holt&Co. Ltd. stating that the stone was tested and found to be natural. Sapphire of light blue, weighing 18.83 carats, transparent, typical inclusions visible to the naked eye., slight abrasions to facet edges consistent with wear. Diamonds bright and lively. Scratches to metal consistent with wear. Sizing beads to inner band. 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 The Gem & Pearl Laboratory report no. 12143, stating that the sapphire is of Ceylon origin, with no evidence of heat treatment.