GREECE: Pattern coin of 1 Drachma (1987) in copper. Sailboat and inscription "ΕΛΛΗΝΙΚΗ ΔΗΜΟΚΡΑΤΙΑ" on obverse. Bust of Bouboulina facing left on reverse. Inside slab by PCGS "SP 64 / KM-Pn92". Unique in both companies. Cert number: 46857292. Small differences from the circulation coin. (Hellas T.172). Extremely rare!