Ptolemy I Soter, as Satrap AR Tetradrachm. Alexandria mint, struck in the name of Alexander III of Macedon, circa 310-305 BC. Diademed head of Alexander right, in elephant's skin headdress / <font face="SYMBOL">ALEXANDROU</font>, Athena Alkidemos advancing right, brandishing spear in right hand, holding shield on left arm; monogram in circle to inner left, <font face="SYMBOL">DI</font> monogram and eagle on thunderbolt right. BMC 24, SNGCop 21.