The Tauric Chersonese. Chersonesos circa 350-330 BC.
20 mm., 6,61 g.
Artemis Parthenos, holding torch in extended right hand, reins in left, driving quadriga right, unclear letter (?) to upper right / Hoplite, nude but for conical helmet, crouching left, wearing round shield on left arm and holding spear in right hand, XEP below.
Cf. SNG BM Black Sea 734-738.