Watch List notes:

THRACE, Apollonia Pontika. Circa 450-390 BC. AR Tetrobol (13mm, 2.88 g, 4h). Attic standard. Facing gorgoneion; spiral ornaments below / Upright anchor; A and crayfish flanking; all in circular incuse. Topalov, Apollonia 44 corr. (sides reversed); HGC 3, 1324 corr. (standard). Lightly toned. Good VF.

From the Grand Haven Collection.