Constantine IV. Solidus; Constantine IV; Solidus, 4.43g. MIB-8, Berk-171. Obv: Helmeted and cuirassed bust facing slightly r., holding spear over shoulder and shield decorated with horseman motif. Rx: Cross potent set upon three steps; crowned and draped figures of Heraclius and Tiberius standing facing, each holding globus cruciger.Brilliant surfaces. FDC