Watch List notes:

ANCIENT COINS, PARTHIAN COINS, Artabanus IV (c.AD 10-39), Silver Tetradrachm, minted at Seleucia on the Tigris, diademed and medium bearded bust facing, wearing spiral torque, dotted border, rev king left on horseback, receiving palm from Tyche, four line inscription ΒΑΣΙΛΕΩΣ ΑΡΣΑΚΟY ΔΙΚΑΙΟY ΕΠΙΦΑΝΟYΣ, year TΛH (338 SEM) divided by king's head, month Loios (Jul/Aug AD 27) as monogram under horse, 12.67g, 12h (S 63.4 (Artabanus II)). Good fine, very rare.
from The David Sellwood Collection of Parthian Coins

Estimate: £150-200