BULGARIA: 125 Leva (2004) in gold (0,999) commemorating the Bulgarian National Bank 125th Anniversary. BNB logo on obverse. Replica of a silver coin from the Principality of Bulgaria on reverse. Inside slab by NGC "PF 70 ULTRA CAMEO / NATIONAL BANK ANNIVERSARY". Cert number: 6634301-004. (KM 271) & (Nikolov 351).