Constantine VI & Irene, 780-797. Miliaresion (Silver, 24 mm, 1.84 g, 12 h), Constantinopolis. IҺSЧS XRISTЧS ҺICA Cross potent set on three steps. Rev. COҺS/TAҺTInO/S S IRInIЄ/ C ΘЄЧ bA/SILIS in five lines. DOC 4a. SB 1595. Traces of overstriking, otherwise, very fine.
This coin was overstruck on an Umayyad dirhem, with considerable parts of the undertype still visible.