DIAMOND RING, RENÉ BOIVIN, CIRCA 1970

Collet-set with a brilliant-cut diamond inset in a black onyx plaque, the mount of two tone gold enhanced with brilliant-cut diamonds, size 50, French assay mark for gold and maker's mark.

Accompanied by a certificate of authentification from Françoise Cailles and Jean-Norbert Salit. French assay mark for 18 carat gold and maker's mark. In out experts' opinion the central diamond measuring approximately 7.36 x 7.42, depth not measurable, estimated to weigh approximately 1.5 carats, is L colour, VS2 clarity, as gauged and graded within the limitations of the mount. Remaining diamonds bright and lively. Onyx overall in good condition. Scratches and signs of wear to the metal consistent with age. In good condition. Gross weight approximately 28 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."

Accompanied by a certificate of authentification from Françoise Cailles and Jean-Norbert Salit.