Watch List notes:

Heraclius (610-641). Æ 40 Nummi (30mm, 10.93g, 6h). Constantinople, year 20 (629/30). Heraclius, holding long cross, and Heraclius Constantine, holding globus cruciger, standing facing; cross above. R/ Large M; cross above, date across field; Δ//CON. MIB 164; DOC 105a; Sear 810. Brown patina, overstruck, near VF
Estimate: 20 GBP