Russia
Nicholas I 25 Kopeks 1851 CПБ-ПA, St. Petersburg mint, Bitkin-302, KM-C166.1, MS64 NGC. Superbly struck, with pleasing gray patina over fully prooflike fields. The fields of this example are nicely mirrored, and it was originally purchased as a Proof.
Estimate: 1000-1200 USD