Gold and diamond engagement ring, 'Yin et Yang', 1923

Of cross over design, accented with a cushion-shaped diamond, on a hammered gold mount, sizing beads.

Cf: Sylvie Raulet & Olivier Baroin, Suzanne Belperron, 2011, pages 33 and 214 for illustrations of this jewel.

This lot is offered without a reserve. Mounted in yellow gold. Diamond estimated to weigh approximately 1.90 carats, of J-K colour, I clarity. Ring size not measurable. Signs of normal to extensive wear to the metal, scratches consistent with use. 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."

Created in 1923, this jewel is Suzanne Belperron's engagement ring and stands as a perfect illustration of her avant-garde style. It has inspired numerous jewellery designers ever since. The diamond was given to her by Jean Belperron whom she married on July 11th, 1924, at Chapelle-des-Buis.