BYZANTINE EMPIRE: Heraclius, 610-641, AV solidus (4.45g), Constantinople, S-764, busts of Heraclius and his sons Heraclius Constantine & Heraclonas // cross potent on 3 steps, with letter Λ after CONOB in reverse exergue, strike 4/5, surface 4/5, officina I, NGC graded AU, ex Choudhury Collection.
Estimate: 280-350 USD