Watch List notes:

Greek
THRACO-MACEDONIAN REGION. Uncertain. (5th century BC).
AR Hemiobol (5.2mm 0.32g)
Obv: Forepart of horse right.
Rev: Quadripartite incuse square.
Cf. Tzamalis 81; Savoca Numismatik 5th Blue Auction, lot 263 (same obv. die).