Sinope, Paphlagonia, AR Hemidrachm 13 mm, 2.5 g. 306-290 BC. 

Turreted head of female left.
SINW above prow left, dolphin on side of deck, aphlaston, star and TE monogram in left field.

Unpublished symbol-monogram combination. Grün 50, 35. 

With permission of Heidelberger Münzhandlung Herbert Grün auction 50, Lot 35, Nov 2008.