Of floral and foliate motif, the centre of the flowers set with cat's eye moonstones, the petals applied with enamel, the leaves set with circular-, single-cut, cushion-shaped and rose diamonds, originally worn as the centre of a choker. 

Cf.: Sigrid Barten, René Lalique, Schmuck und Objets d'art, 1890-1910, pg. 226, no. 261A for an example of a plaque de cou of similar design. 

Moonstones measuring approximately 5.00 - 5.20mm, in good condition. Enamel with a few nicks and abrasions, in overall good condition. Diamonds estimated to weigh a total of approximately 4.00 - 5.00 carats, on average I-K colour, VS-SI colour, as gauged and graded in the mount. Signs of normal wear to the metal consistent with use. In very good condition. Gross weight approximately 54 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 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."