Ptolemaic Kings Of Egypt. Ptolemy I Soter, 305-282 BC. Tetradrachm (Silver, 27mm, 14.10g, 12 h),  Alexandria mint, c. 300-285. Diademed head of Ptolemy I to right, wearing aegis around his neck; within his hair behind his ear, tiny letter D. Eagle, with closed wings, Year X in right field
Estimate: $140-200.