Watch List notes:

BAKTRIA, Indo-Greek Kingdom. Menander I Soter. Circa 155-130 BC. Æ (21x21mm, 9.17 g, 12h). Helmeted and draped bust of Athena right / Round shield decorated with aegis, gorgoneion in center; monogram to lower right. Bopearachchi 19A; HGC 12, 204. Dark brown patina. VF. Free of the typical cleaning marks.

Ex Classical Numismatic Group Electronic Auction 176 (14 November 2007), lot 97.