Russia
Nicholas I silver 10 Kopecks 1854 CПБ-HI MS67 NGC, St. Petersburg mint, Bitkin-383, KM-C164.1. Obv. Crowned double-headed Imperial eagle. Rev. Crowned date and value in wreath. Frosty luster, with a stunning silvery-white reverse and a dusting of greenish color on the obverse. The strike is full and no imperfections are worthy of note. This is the single example certified at this Superb level by NGC and PCGS combined, with none finer.
Estimate: 1000-1200 USD