BYZANTINE EMPIRE - BYZANTINE Constantine IV (668-685). Solidus, with Heraclius and Tiberius, 3rd type ND (674-680), Constantinople, 4th office. Av. DN COS - T NySP. Bust of the Emperor holding spear and shield, with helmet decorated with crest and aigrette. Rv. VICTOA - AIy (office). Cross potentate with Heraclius and Tiberius left and right, bearing stemma, wearing chlamydia, holding cruciger globe. In exergue CONOB. BC.1156 - Morrisson 14/Cp/09 v. ; Gold - 4.51 g - 18 mm - 6 h NGC Gem MS 5/5 5/5 (6771255-004). With crest and aigrette and short beard. An example in its mint condition, with its original brilliance and qualified as a GEM by NGC. The strike is slightly off centre to the right. Corner flower.