1850'S carved sardonyx to depict a Roman emperor portrait in profile, measuring approximately 19.68 x 15.63mm, contemporary 18kt gold ring by Tony White. ring size 7.

The art of engraving gemstones has been admired since the early days of the Roman empire. It was revived in Europe during the Renaissance, and again in the 18th and 19th centuries. Cameos and intaglios were prized and collected, sometimes as symbols of power and mounted.