2.65g
Constantinople mint
A couple of very minor dings at the edge - can be seen in the image.
Obv: Bust of Constantine right "DN CONSTANTINVS MAX AVG"
Rev: "CONSTANTINI-ANA DAFNE" Victory seated left and facing right, trophey and captive before.
This type commemorates the founding of a fort on the river Dafne.
RIC 35