Watch List notes:

LESBOS. Uncertain mint. Circa 500-450 BC. Tetartemorion or 1/48th Stater (Billon, 5 mm, 0.30 g). Two eyes. Rev. Rough incuse square. HGC 6, 1075. Lazzarini, Contribution Series II, Type C. Darkly toned. Nearly very fine.
From the collection of a scholar.