Byzantine
Anastasius I (491-518 AD). Constantinople.
AE Follis (24mm 8g)
Obv: D N ANASTASIVS P P AVG. Diademed, draped and cuirassed bust right.
Rev: Large M; star to left and right, cross above, Δ below; CON; all within wreath.
Extremely rare with the reverse type set inside of a wreath.