Æ 34mm. [    ]M SANT ΓOP[      ]CΕΒ Draped bust right, Π Π in field.  R. TAPCOV MHTPO[   ] around emperor standing left, holding long sceptre and sacrificing over altar on left, A / K - M / B / Γ in field.  Cf BMC page 211.  poor-med

The information with this coin from the Albert Reeves collection says that it was bought for £5.50 on 11 June 1985 from R Showering, graded poor.