Russia
Nicholas I silver 10 Kopecks 1846/5 CПБ-ПA MS67 NGC, St. Petersburg mint, Bitkin-369 (R), KM-C164.1, even though not marked as such on the holder, the overdate 6/5 is clearly visible. Obv. Crowned double-headed Imperial eagle. Rev. Crowned date and value in wreath. The strike is flawless and the pristine surfaces glisten beneath appealing green and gray patina. This is the single finest example certified by NGC and PCGS combined.
Estimate: 1000-1200 USD