BULGARIA: 500 Leva (1993) in silver (0,925) commemorating the European Community / St Theodor Stratilat. ECU monogram and date in circle of stars on obverse. Face within design and denomination at right on obverse. Inside slab by NGC "PF 68 ULTRA CAMEO". Cert number: 6635453-034. (KM 206) & (Nikolov 273).