Ancient Coins, Numismatic Books

Constantine III (641-654), Constans II (641-668), Tremissis, uncertain Italian or Sicilian mint, diademed, draped and cuirassed bust right, rev. VICTRIT AYSI CONOB, cross potent, 1.49g/6h (cf. MIB pl. 26, X7-15). Faint scratch on reverse, otherwise extremely fine and very rare (£250-300)