Watch List notes:

MACEDON, Potidaia, (525-500 B.C.), silver tetrobol, (2.67 g), obv. Poseidon Hippios on horse standing right, holding trident and reins, star below, rev. archaic head of Amazon to right, wearing pointed fox-skin cap. (S.1283, SNG Cop. 313-4, BMC 2 (p.100), SNG ANS 692. Lightly toned, surface porosity, very fine and very rare.

Ex CNG Auction 84, (lot 213) with ticket.