50 Euro (2013) in gold (0,999) commemorating Cultural Heritage / Mycenaean Archaeological site of Tiryns. Mycenaean decorative motifs at center on obverse. Inside slab by NGC "PF 69 ULTRA CAMEO / Tiryns - Mycenaean Archaelogical Site". Cert number: 5774209-007. Accompanied by its official case with CoA with no "0766" issued by the Bank of Greece. Max issue limit: 1000 coins. (Hellas CE.54).