Watch List notes:

KINGS of PERGAMON. Eumenes I. 263-241 BC. AR Tetradrachm (29mm, 17.00 g, 12h). In the name of Philetairos. Pergamon mint. Struck circa 255/0-241 BC. Laureate head of Philetairos right / Athena enthroned left, holding shield, left elbow resting on sphinx seated right; spear diagonally in background, ivy leaf to inner left, bow to outer right, monogram on throne. Westermark Group III, obv. die V.XXV:A; SNG BN 1606–9; BMC 32 (same obv. die). Lightly toned, trace deposits. Good VF.

From the D.K. Collection.