RUSSIA. 20 Kopeks, 1910-CNB EB. St. Petersburg Mint. Nicholas II. PCGS PROOF-65 Cameo. KM-Y-20A.2; Bit-110. An <strong>EXCEPTIONALLY RARE</strong> and highly impressive proof minor from the waning years in the czardom and life of Nicholas II, this shimmering specimen, yielding a near-liquimetal nature to the surfaces, radiates with an exceedingly exacting strike and a tinge of golden-champagne throughout.