Watch List notes:

ATTICA, Athens. 440-404 BC. Silver Tetradrachm (17.26 gm; 24mm x 21mm). Helmeted head of Athena right / Owl standing right, head facing; olive sprig and crescent behind. SNG Cop. 31; Starr pl. XXII, 7. Excellent metal. Choice Mint State. Lustrous.