Watch List notes:

Attica, Athens, c. 500/490-485/0 BC. AR Tetradrachm (25mm, 17.05g, 119h). Helmeted head of Athena r. R/ Owl standing r., head facing; olive spray behind; all within incuse square. Seltman Groups M & G; Asyut Group IV; HGC 4, 1590. Die-break, metal flaws, Good Fine - near VF
Estimate: 650 GBP