20 Lepta (ND 1954 - 1971) in aluminum with part of Royal Crown and part of inscription "ΒΑΣΙΛΕΙΟΝ ΤΗΣ ΕΛΛΑΔΟΣ". Mint errors. Inside slab by PCGS "MS 64 / 25% Obv Brockage & B/S". Cert number: 37155061. (Hellas 186 or 187 or 211 or 212 or 213 or 214).