Watch List notes:

Caracalla (198-217), Aureus, Rome, AD 202; AV (g 7,16; mm 20; h 6); ANTON P AVG PON - TR P V COS, laureate, draped and cuirassed bust r., Rv. CONCORDIAE AETERNAE, jugate busts r. of Septimius Severus, radiate, draped and cuirassed, and Julia Domna, diademed, draped on crescent. RIC 60; C 26; Calicò 2850 (same obverse die).
Very rare and in unusually good condition for this difficult issue: extremely fine.