Ptolemy I AR Tetradrachm. Alexandria mint. 25mm, 14.25 g. 300-285 BC.

Diademed head of Ptolemy I right, with aegis at neck, small Delta behind ear. 
PTOLEMAIOY BASILEWS, eagle standing left on thunderbolt, 
wings closed. R over PAR monogram in left field.

Svoronos 255; Noeske 41-42; SNG Cop 70-71.

With permission of Nomos AG, May 2016.