BULGARIA: 10 Leva (2008) in silver (0,925) commemorating the 100th Anniversary of the Bulgarian Independence. National coat of arms on obverse. Crowned shield on reverse. Inside slab by NGC "PF 68 ULTRA CAMEO / BULGARIAN INDEPENDENCE 100TH ANNIVERSARY". Cert number: 6633778-044. (KM 301) & (Nikolov 373).