Watch List notes:

KINGS of MACEDON. Demetrios I Poliorketes. 306-283 BC. AR Tetradrachm (26mm, 17.13 g, 10h). Pella mint. Struck circa 290-289 BC. Diademed and horned head right / Poseidon Pelagaios standing left, foot on rock, holding trident; monograms to outer left and right. Newell 84, obv. die LXX; HGC 3, 1014a. Toned. VF.

From the Lampasas Collection, purchased from Nilus Coins (Bill Kalmbach), 2006.