Gem set and diamond necklace, Michele della Valle

Of fringe design set with variously cut gemstones including tourmaline, aquamarine, heliodor and peridot, highlighted with brilliant-cut diamonds, length approximately 385mm, signed Michele della Valle, numbered, case stamped della Valle.

Necklace signed Michele della Valle, numbered 130728. Stamped 750 for 18 carat gold. Coloured stones well matched, with typical crystal inclusions, few scratches and abrasions. Diamonds estimated to weigh a total of approximately 26.00 - 27.00 carats, on average of G-H colour and VS-SI clarity, as gauged and graded in mounting. Clasp secure, safety catch below. Signs of normal wear to the metal, scratches consistent with use. In good condition. Gross weight approximately 108 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."