Watch List notes:

SICILY. Leontini. Circa 430-425 BC. Tetradrachm (Silver, 26.5 mm, 17.34 g, 11 h), with a reverse die signed by the "Maestro della foglia". Laureate head of Apollo to left. Rev. ΛΕΟΝ-ΤΙ-ΝΟΝ Head of a lion with open jaws to left; around, three barley grains and, behind the head, a laurel leaf. Basel 353. Boehringer, Münzgeschichte 55. Rizzo pl. XXIV, 4. SNG ANS 257. A lovely, sharp, toned example, very nicely centered. Minor striking flatness on the reverse and minor die faults on the obverse, otherwise, good extremely fine.
From a Swiss collection, ex Tradart 18 December 2014, 37 and Crédit de la Bourse, Paris, FPL April 1991, 25.