Watch List notes:

LESBOS. Mytilene. Circa 521-478 BC. Hekte (Electrum, 10.5 mm, 2.55 g, 3 h). Head of a roaring lion to right. Rev. Head of a calf to right; at the neck truncation to left, miniature irregular incuse rectangle; all incuse. BMFA 1679 ff. Bodenstedt 13. Dewing 2233. Edge split, otherwise, nearly extremely fine.
From a European collection.