Mytilene, Lesbos, Electrum Hekte. 370-360 BC.

Head of the nymph Mytilene right.
N-I-K-A in the four corners, head of female 
right within linear square.

Hurter (2001), 21 in "Die Nike von Mytilene..", 
Schweizer Münzblätter 202 (June 2001) pp. 21-22.