EdgarLOwen.com ANCIENT ROMAN ART 7743. ROMAN BRONZE RING, with a gnostic gem. The gem shows a horse head, standing on Ibis feets, carrying a cornuacopia and a kind of fruit in mouth. If you have a close look at the body, you can see that this is building a bearded bust looking to left ! Diameter is 2.3 cm. A rare type gnostic gem ! Intact, unlceaned condition.