Tiberius II Constantine, 578-582. Decanummium (Bronze, 21 mm, 4.69 g, 6 h), Constantinople. d m Tib CON-TA P P AV Crowned, draped, and cuirassed bust of Tiberius II facing. Rev. Large X (mark of value); above, cross. DOC 20a. MIBE 31a. SB 436. Attractive dark green patina. Good very fine.