Tiberius II Constantine (578-582). AE Decanummium. Constantinople mint. Obv. Crowned, draped, and cuirassed bust facing. Rev. Cross above large X. D.O. 20b; MIB 31A; Sear 436. 3.76 g. 21.5 mm. Lovely olive green patina with earthen deposits and tan highlights. About EF.