Watch List notes:

MESOPOTAMIA. Carrhae. Caracalla, 198-217. Tetradrachm (Billon, 27 mm, 12.85 g, 12 h), 215-217. ΑΥΤ•Κ•Μ•Α••ΑΝΤΩΝЄΙΝΟC•CЄΒ• Radiate head of Caracalla to right. Rev. ΔΗΜΑΡΧ•ЄΞ•[ΥΠ]Α•ΤΟ•Δ• Eagle with spread wings standing facing, head to right and holding wreath in beak; between the eagle's legs, crescent; in exergue, ••. Prieur 830. Die clogging on the reverse, otherwise, extremely fine.