Vologases I (51-78), Diobol, Uncertain mint, AD 51-78; AR (g 1,12; mm 13; h 12); Diademed bust l., wearing torque, Rv. "Greek" legend, king enthroned r., holding bow. SNP -; Sellwood -; D. Sellwood, "New Parthian Coin Types", NumChron 1989, pl. 42, type 1.
Rare. Cabinet tone, extremely fine.