Gaius (Caligula) (37-41) with Aspurgus. AE 12 units, Kingdom of Bosporos. Obv. ΓΑΙΟΥ ΚΑΙΣΑΡΟΣ ΓΕΡΜΑΝΙΚΟΥ. Bare head of Caligula right. Rev. Diademed head of Aspurgus right; behind, monogram; before, IB (mark of value). RPC I 1904; MacDonald 302. 7.98 g. 22.50 mm. Bright green patina. About VF.