ATTICA, Athens. Circa 485/0 BC. AR Tetradrachm (20.5mm, 17.31 g, 3h). Head of Athena right, wearing crested Attic helmet / Owl standing right, head facing; olive sprig behind; all within incuse square. Seltman Group F; Asyut Group Vb; HGC 4, 1591. Test cut. VF.