Watch List notes:

KINGS of MACEDON. Demetrios I Poliorketes. 306-283 BC. AR Tetradrachm (27mm, 17.12 g, 8h). Thebes mint. Struck circa 289-287 BC. Diademed and horned head right / Poseidon Pelagaios standing left, foot on rock, holding trident; monogram to inner right. Newell 141, obv. die unlisted; HGC 3, 1014d corr. (photo caption). Faintly toned, minor marks, minor die shift on reverse, a few edge marks. VF.

From the Tom Mullally Neptune Collection.