Watch List notes:

BYZANTINE EMPIRE: Heraclius, 610-641, AV solidus (4.48g), Constantinople, S-140, facing busts of Heraclius, with short beard and tufts of hair at ears, on left, and Heraclius Constantine, beardless on right, both wearing chlamys and simple crown with cross on circlet; cross between their heads // cross potent on three steps; officina Θ, mintmark CONOB, choice AU.

Estimate: 300-400 USD