Byzantine, Constantine and Irene (780-797 AD) Constantinople
AE Follis (17,3 mm, 2.44 g)
Obv: Crowned facing bust of Irene, holding cruciform sceptre and globus cruciger.
Rev: Crowned facing bust of Constantine, holding globus cruciger; cross to right; in exergue, M/A between X - N.
Sear 1598.