Natural pearl and diamond brooch, 1920s, and a natural pearl and diamond ring

The brooch millegrain-set with circular- and single-cut diamonds, accented with three natural pearls measuring from 7.38 x 7.60 x 8.07mm to 8.75 x 9.11 x 9.10mm, French assay mark; the ring set with a button shaped natural pearl measuring 9.12 x 9.48 x 7.79mm, between pear-shaped diamond shoulders, size 52, French assay and partial maker's marks.

Accompanied by SSEF report no. 78976, stating that the three pearls on the brooch measuring from 7.38 x 7.60 x 8.07mm to 8.75 x 9.11 x 9.10mm, were found to be natural, saltwater, with no indications of artificial colour modification; together with SSEF report no. 79538 for the ring, stating that the pearl weighing 4.98 carats and measuring 9.12 x 9.48 x 7.79mm, was found to be natural, saltwater. The brooch pin stamped with French assay mark for gold. Pearls with medium to good lustre and with some growth marks; please refer to the SSEF report for further information on the pearls. Diamonds estimated to weigh a total of approximately 6.00 - 8.00 carats, generally I-K colour and VS-SI clarity, as gauged and graded in the mounting. Signs of wear to the mounting consistent with age and use; brooch fitting possibly later added. The ring with a partial French maker's mark. Stamped with a French assay mark for gold. The natural pearl of white body colour, with rosé and green overtones, medium to good lustre and a few growth marks; please refer to the SSEF report for further information. Diamonds bright and lively. Signs of normal wear to the metal, scratches consistent with use. In good condition. Total gross weight approximately 34 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."