Demetrias, Thessaly, ca 290 BC. AR Hemidrachm. 2.38 gr.

Bust of Artemis to right, with quiver over shoulder; IS
mongram below.
DHMH TRIEWN above and beneath prow left. 

BMFA 872; McClean 4567. 
Rare with prow left. 

With permission of Nomos AG, Switzerland, 2011, sold for 2,000 Swiss Francs.