Sapphire and diamond brooch/clasp, mid 19th century

Set with a cabochon sapphire within a border of eighteen cushion-shaped diamonds, mounted in silver and gold, French assay marks and partially legible maker's marks.

Please refer to SSEF report for details on the sapphire. Hollow cabochon sapphire estimated to weigh approximately 15.00 carats, bright stone with medium colour saturation, clean to the naked eye with a few typical crystal inclusions, minor scratches to surface consistent with age and wear. Diamond estimated to weigh approximately 5.00 carats in total, generally J-L colour, SI-I clarity. Adapted from a larger piece of jewellery, one thread at the back, brooch fitting detachable. Scratches and tarnish to the metal. Overall 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."