Byzantine
Heraclius (610-641 AD). Kyzikos. 2nd officina. Dated RY 4 (AD 613/4).
AE Follis (32mm 10.37g)
Obv: Helmeted, diademed, and cuirassed facing bust, holding cross and shield
Rev: Large M; cross above, ANNO II/II (date) across fields; B//KYZ.
DOC 170b; MIB 184; SB 839.