Septimius Severus and Caracalla, AE21 of Carrhae, Mesopotamia. AD 193-211. 5.35 g.

AYRH KA... KOL, laureate head of Septimius Severus right, facing laureate, draped and cuirassed bust of Caracalla left.
AYR KAR KOL MHT, draped bust of Julia Domna right, crescent on stone before head. 

SNG Righetti 2557; Dandrow 4 in NC 176; Morris Coll. 32159.

Sold by Heritage NYINC Signature Sale 3071 (Morris Collection), 32159. 
Later resold by Roma Numismatics auction 77, lot 793, Nov 2020.