Watch List notes:

Sicily, Litra/Hemilitra (?), Zankle, c. 520-510 BC; AR (g 0,46; mm 7; h -); DANK, dolphin l.; around linear circle and dotted border, Rv. Shell, within square, divided in nine areas. SNG Copenhagen -; SNG ANS -.
Extremely rare, old cabinet tone, not present in the publications consulted. Extremely fine.