Fine sapphire and diamond ring

Set with a cushion-shaped sapphire weighing 11.64 carats, between triangular diamond shoulders, size 57, sizing band, maker's mark for Jacques Timey. 

Accompanied by SSEF report no. 90970 and Gübelin report no. 13080071, each stating that the cushion-shaped sapphire weighing 11.64 carats, measuring 14.02 x 12.81 x 7.62mm, is of Kashmir origin, with no indications of heating, 'royal blue' colour according to the SSEF report, together with an appendix letter. Maker's mark for Jacques Timey. Stamped 950 PT for platinum, 750 for 18 carat gold and OR for gold. Sapphire blue of strong saturation, with very good transparency, minor scratches and abrasions. For more information on the sapphire, please refer to the gemmological reports. Diamonds bright and lively. Little signs of wear to the metal, evidence of resizing. In very good condition. Gross weight approximately 9 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."

"The described sapphire of 11.645 ct exhibits a well-proportioned shape and cut combined with an excellent purity and a highly attractive and saturated blue colour, poetically also referred to as 'royal blue' in the trade".

Excerpt from the SSEF appendix letter