Diamond necklace/bracelet, late 19th century

Designed as a graduated line of concentric clusters, each composed of cushion-shaped diamonds in pinched collet settings, length approximately 385mm, detaching to form two bracelets, fitted case stamped Harvey & Gore, London. 

Diamonds bright and lively, mixed colours and clarities, majority of diamonds estimated colour I-K, estimated clarity VS-SI on average, estimated total diamond weight approximately 25.00 - 28.00 carats. Largest diamond measuring approximately 8.1 x 9.8 x 4.0mm. Detaching into two bracelets measuring approximately 175mm each, and an additional detachable section approximately measuring 40mm. Links well-articulated, clasps secure. Fitted case stamped Harvey & Gore, London. Scratches and areas of discolouration to metal surfaces consistent with age and wear. 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.
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."