LARGE ROMAN INTAGLIO DEPICTING CAPITA JUGATA OF SERAPIS AND ISIS IN HIGH KARAT GOLD RING. Ca. AD 200 - 300. A layered black and white stone intaglio engraved with the jugate heads of Serapis and Isis, turned left. Serapis is shown with thick hair, a beard, and wearing a modius; Isis wears her distinctive crown. Star motifs appear in the background. The intaglio is set in a recessed oval bezel on a wide, tapering 20.5 kt gold hoop. The ring is possibly later. Reviewed by Sami Fortune, an ancient jewellery specialist. For similar see: G. Sena Chiesa, Gemme Antiche, Carocci Editore, 2023, Gemma Claudia, Plate IX. Size: D:19.96mm / US: 10 1/4 / UK: U; Weight: 17.8g Provenance: Private UK collection; London art market; formerly in R.H. private collection, Switzerland, 1980s-2007. This item has been cleared against the Art Loss Register database and comes with a confirmation letter.