Karkinitis, Tauric Chersonesos. ca. 350-340 BC. AE21, 5.82 g. Magistrate Herak-. 

Turreted head of Tyche left.
HRAK, warrior, wielding spear, on horse rearing right.

Anokhin 412; SNG BM Black Sea 694.
Very rare. 

With permission of cngcoins.com, auction 76, lot 187, Sept. 2007