Georgian chalcedony intaglio and 18 k gold diamond ring farm table A rare 18th Century portrait

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Georgian chalcedony intaglio and 18 k gold diamond ring farm table A rare 18th Century portraitGeorgian chalcedony intaglio and diamond ring, featuring a robed Roman figure. Containing one round chrome chalcedony intaglio measuring approximately 7. 00 x 8. 00 mm in a rose cut diamond surround. Mounted in yellow gold. Ring size 7 1 4. Gross weight: 3. 00 dwt. The ring is an approximate size 7 1 4 on the mandrel. Acid test indicates 18 karat gold.