Watch List notes:

MACEDON, Kingdom of, Perdikkas II, (451-413 B.C.), silver light tetrobol, first series issued 451/0-447/6 B.C., (1.91 g), obv. horse prancing to right, within linear border, rev. crested helmet to right in incuse square within linear border, (S.1487 [?150], SNG ANS 37-41, SNG Berry 68). Toned, slightly off centred on the reverse, otherwise very fine and rare.

Ex Peus, Germany, Sale 355, April 27, 1998 (lot 82).