Prusias II, King of Bithynia. 182-149 BC. 19mm, 6.81g. 

Head of Dionysos right, wreathed with ivy.
BASILEWS PROYSIOY, the centaur Chiron walking right, playing lyre, his cloak billowing out behind him.

MTE monogram in lower right field.

 RecGen 26, monogram 7; BMC 9; SNG Cop 639.

With permission of Savoca Numismatik GmbH Auction 29 Silver, Lot 58, Dec. 2018.