Watch List notes:

Constantine IV Pogonatus (668-685). AV Semissis, Constantinople mint. Obv. dN COST- TAYS PPI. Diademed, draped and cuirassed bust right. Rev. VICTORIA AVGYS. Cross potent on globe. D.O. 16; MIB 15; Sear 1161. AV. 2.18 g. 18.50 mm. Sharply struck, brilliant and superb. Insignificant spots of flatness, otherwise EF.