Watch List notes:

Constans II, 641-668. Tremissis (Gold, 18 mm, 1.46 g), Constantinople. d N CONSTANTINЧS T P P AV (partially seen on the reverse) Diademed, draped and cuirassed bust of Constans to right. Rev. VICTORIA AVςЧς / CONOB (partially seen on the obverse) Cross potent. DOC 45. MIB 51. SB 984. A nice coin with an interesting doublestrike: it is overstruck on a coin of the same type, but with the obverse of the present coin struck on the reverse of the host, and the reverse struck on the obverse. Good very fine.