Watch List notes:

ISLANDS off ATTICA, Aegina. Circa 480-457 BC. AR Obol (9mm, 0.87 g, 5h). Sea turtle, head in profile, with trefoil collar and ['T-back' design on shell] / Large square incuse with skew pattern. Meadows, Aegina, Group IIIa; HGC 6, 450. Toned, some find patina, banker's mark (crescent) on obverse. Near VF.

From the Wise Centaur Collection.