Constantinople, AE medallion, AD 327-328. 27.25 g.

CONSTANTINOPOLIS, helmeted and draped bust of Constaninopolis left, wearing necklace, holding sceptre. 
VICTORIA AVG, galley right over waves with five oarsmen and steersman, aplustre and three standards in background, Victory walking right on the stern, holding wreath and palm branch.
 
RIC VII 301; Cohen 13 (this coin); Gnecchi II, 5 (this coin). 

With permission of M&M, the New York Sale XI, lot 357, Jan 2006.