Aquamarine and diamond necklace and aquamarine ring

The necklace swing set with a cushion-shaped aquamarine, further set with brilliant-cut diamonds, suspended from three curb link chains, length approximately 490mm; the ring claw-set with a cushion-shaped aquamarine, size K.

Pendant stamped to clasp 18k for 18 carat gold, aquamarine measuring approximately 24 x 20.7 x 14.2 = 42.52 carats, pale greenish blue with some very small nicks to facet edges, total diamond weight approximately 3.50-4.50 carats, diamonds with mixed colours and clarities, bright and lively, overall good condition. Aquamarine in ring measuring approximately 20.5 x 16.5 x 13.4 = 27.32 carats, pale greenish blue, small abrassions to mount commensurate with 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 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."