Ruby and diamond brooch, late 19th century

Designed as a butterfly with wings en tremblant, set throughout with circular-cut and cushion-shaped diamonds and oval and cushion-shaped rubies, the eyes collet-set with cabochon rubies, detachable brooch fitting.

Rubies purplish-red of medium strong saturation, well-matched in colour, with typical inclusions, estimated to weigh a total of approximately 6.00-8.00 carats. The central diamond estimated to weigh approximately 2.20 carats, H - I colour, VS clarity, as graded and gauged in the mounting. Diamonds estimated to weigh a total of approximately 20.00 - 25.00 carats, on average G - I colour, SI - I clarity, as gauged and graded in the mounting. Signs of wear to the metal consistent with age and use. In very good condition; well preserved. Gross weight approximately 62 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."