Watch List notes:

Marcian, 450-457. Nummus (Bronze, 12 mm, 1.30 g, 12 h), possibly Nicomedia. O N [...] Pearl-diademed, draped and cuirassed bust of Marcian to right. Rev. Monogram of Marcian within wreath; above, cross. Cf. RIC 550 (Nicomedia). Attractive earthen highlights. Very fine.