Watch List notes:

KINGS OF MACEDON. Perdikkas II, 451-413 BC. Tetrobol (Silver, 16 mm, 1.96 g, 12 h), light standard, Aigai, 451/0-447/6. Horse walking to right. Rev. Crested helmet right within linear border, all within square incuse square. HGC 3, 782. SNG ANS 37-41. Well centered and lightly toned. Overstruck, old scratch on reverse, otherwise, nearly very fine.

From the Trausnitz Collection, acquired prior to 2007.