Emerald and diamond brooch and a synthetic emerald and diamond ring

The brooch of floral design, set with a cabochon emerald, highlighted with brilliant-cut diamonds; the ring set with a step-cut synthetic emerald millegrain-set within brilliant-cut diamonds, size 52.

Brooch: Italian maker's mark. Stamped 750 for 18 carat gold. Emerald of medium strong saturation, with typical crystal inclusions, few nicks and abrasions. Diamonds estimated to weigh a total of approximately 1.50 - 2.00 carats, on average G-H colour and VS-SI clarity, as gauged and graded in the mounting. Ring: Stamped 850 for platinum. Emerald of medium strong saturation, typical inclusions of a synthetic emerald, few nicks. Diamonds bright and lively. Signs of normal wear to the metal, scratches consistent with use. In good condition. Total gross weight approximately 29 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."