Lysimachos. AR Tetradrachm. Amphipolis mint. 288-281 BC. 28mm, 17.08 g. 

Head of the deified Alexander right, with horn of Ammon.
BASILEWS LYSIMAXOY, Athena seated left, holding Nike, resting left arm on a shield adorned with a lion's head. 

WPY monogram in left field (with dot in the W), IA monogram in outer right field.

Thompson 199a.

With permission of cngcoins.com, auction 318, Lot 60, Jan 2014.