Watch List notes:

Kingdom of Bithynia, Prusias (c.230-182 BC), AR Tetradrachm, 16.83g, diademed, bearded head right, rev. BAIE POYIOY, Zeus standing left, holding wreath over name of Prusias and leaning on sceptre with left hand, thunderbolt and two monograms before (Recueil GÈnÈrale 9b; SNG Von Aulock 6878), a superb Hellenistic portrait, extremely fine.