Natural pearl and diamond necklace, French, late 19th Century

Designed as an articulated band of graduating foliate motifs set with cushion-shaped, circular-cut, and rose diamonds centring a larger cushion-shaped stone, highlighted with button-shaped natural pearls, French assay and maker's marks, length approximately 395mm, detaches into three sections measuring 90, 95 and 210mm respectively, subsequently rhodium plated.

This necklace is adapted from an old 19th century piece of jewellery, two segments at the back detachable, the front was probably originally worn as a tiara. Mounted in silver and gold, later rhodium plated. French assay marks on the mount of the larger diamond, maker's mark on tongue of one clasp of smaller segment. The larger cushion-shaped diamond weighing approximately 2.30 carats, graded in mount in our opinion G-H colour, SI clarity, the rest of the diamonds weigh a total of approximately 18.00 - 19.00 carats, of various cuts and qualities, with average G-I (few J-K) colour and VS-SI (few I) clarity. White to light cream colour natural pearls partly with rosé overtones, minor blemishes and good lustre. For further information on the pearls, please refer to SSEF report. Clasps secure, partially with safety catches. Normal signs of use to the metal, 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."