Watch List notes:

CALABRIA. Tarentum. Circa 380-325 BC. Diobol (Silver, 12 mm, 1.19 g, 6 h). Head of Athena to right, wearing crested Attic helmet adorned with an olive wreath and a pearl necklace; below neck truncation, Δ. Rev. Herakles kneeling to right, holding club in his right hand and strangling lion with his left. HN III 911. Vlasto 1342-1343 (but Δ on the obverse not noted). A lovely, toned piece. About extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, bought from Bank Leu in 1968.

Here we have Herakles kneeling, grasping the lion with his left hand and readying his club to strike with his right.