Watch List notes:

BYZANTINE EMPIRE: Constantine VII Porphyrogenitus, with Romanus II, 913-959, AV solidus (4.40g), Constantinople, 945-959, S-1751, bust of Christ Pantokrator facing // facing crowned busts of Constantine VII, wearing loros, and Romanus II, wearing chlamys, holding patriarchal cross between them, EF to AU.

Estimate: 500-600 USD