19th-century gold ring set with a cameo. Dionysian theatrical mask. Cameo on two-layered agate 19th-century gold setting; TDD 51 – UK L – US 5 ¾; Weight 4.08 g Cameo: Renaissance or earlier Cameo on two-layered agate, the white layer set against a pinkish-brown background, depicting a bearded theatrical mask in full face: furrowed brow, eyes hollowed out with a trephine, hair and beard in lively strands. A grotesque figure drawn from the Dionysian repertoire of ancient theatre. The cameo was set in the 19th century in a gold ring with an oval bezel and shoulders chiselled with foliage motifs, enhanced with rose-cut diamonds. A 19th-century gold chiselled ring set with a Renaissance or earlier layered agate cameo: Theatrical mask. 1st century AD.