Genoese Colonies. Caffa. AR Asper 1433-?. D/ Genoese door. R/ Ghiereiev Tamgha. Cf. Schl. pl. XVII; Lunardi C47/49; Retowsk pl. V, 230/235. 0.64 g. 12.50 mm. Golden toning. Arabic legend in the name fo Hadji Gerai Khan. VF.