Sinope, Paphlagonia, ca 330-300 BC. Magistrate Dionys.. 18mm, 6 g.

Head of a nymph left, hair bound in a saccos, aphlaston to left.
SINW beneath sea standing left on dolphin; DIONYS beneath wing. 

RecGen 4 and 10; 

With permission of Numismatik Naumann auction 50, Lot 164, Feb. 2017.