Watch List notes:

Attica, Islands of Aegina, (480-456 B.C.), silver obol, (1.03 g), obv. smoothed shell sea turtle with row of dots down dorsal spine, rev. incuse square, of skew design with five sunken triangular compartments, (S.2597, BMC 115-131, SNG Cop. 511). Good very fine and rare.

Ex Heritage Numismatic Auctions Signature FUN Sale, 11 January 2003, (lot 14796 part), from the John L. Warner Collection, with auction lot ticket.