The wide band collet-set with a step-cut diamond between shoulders set with square diamonds, size S^1/2, Italian maker's mark.

Stamped with Italian maker's marks 3078 AL, 750 for 18 carat gold and GHIO. The central diamond measuring approximately 10.50 x 7.30 x 5.8 mm, calculated to weigh approximately 3.80-3.90 carats, estimated colour J-L, estimated clarity VS as gauged and graded within the limitations of a yellow mount. Remaining diamonds weighing a total of approximately 1.10-1.40 carats, estimated colour G-H, estimated clarity predominantly VS with one SI example. Evidence of light scratching to the metal surfaces. In overall good condition. Total gross weight approximately 16.6 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.
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."