Watch List notes:

'ATYPICAL' COINS, Edessa type. Caracalla. AD 198-217. AR Tetradrachm (26mm, 14.10 g, 6h). Reverse copied from an Antioch issue of Elagabalus. Radiate and cuirassed bust right, seen from behind / Eagle standing facing, head and tail left, with wings spread, holding wreath in beak; star between legs, Δ Є across fields. Prieur 1719 (this coin cited and illustrated). Surfaces somewhat porous. VF. Extremely rare – one of only two known to Prieur.

From the Michel Prieur Collection. Ex Classical Numismatic Group XXVI (11 June 1993), lot 603.