Russia
Alexander I 20 Kopecks 1819 CПБ-ПC MS65 NGC, St. Petersburg mint, Bitkin-199, KM-C128. Obv. Crowned double-headed Imperial eagle with date. Rev. Crowned value in wreath. Scattered light russet toning over fullly lustrous surfaces, with no significant imperfections. Only 2 examples of this issue have been certified in Mint State by NGC and PCGS combined, with this piece being the finest of the two pieces. Very rare in this Gem condition.
Estimate: 1500-2000 USD