Watch List notes:

ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (23mm, 17.13 g, 4h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing, closed tail feathers; olive spray and crescent to left; all within incuse square. Kroll 8; HGC 4, 1597. Toned. In NGC encapsulation 6557416-006, graded XF, Strike: 5/5, Surface: 5/5.

Ex Nomos 10 (18 May 2015), lot 36.