AN INTAGLIO AND DIAMOND RING
The central black chalcedony engraved with a coat-of-arms in a foil-back rose-cut diamond surround to the foliate and collet shoulders and embossed floral reverse, early 18th century
AN INTAGLIO AND DIAMOND RING
The central black chalcedony engraved with a coat-of-arms in a foil-back rose-cut diamond surround to the foliate and collet shoulders and embossed floral reverse, early 18th century
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