TYPE Byzantine Empire, Tiberius II Constantine (578-582 AD), bronze half follis, Constantinople mint DESCRIPTION . Obv: Helmeted and cuirassed bust of emperor facing holding globus cruciger, Latin legend Rev: Denomination (XX = 20 nummi), cross above, mint mark CON below, officina gamma REFERENCE: SB 434 GRADING: AF / F ORDER INFO: B1191, $25