Russia
Nicholas I Rouble 1830 CПБ-HГ MS65 NGC, St. Petersburg mint, Bitkin-108, KM-C161, short ribbons variety. Obv. Crowned double-headed Imperial eagle with date and value. Rev. Crowned four-line inscription in wreath. Full, bright luster with essentially pristine surfaces and a bit of golden toning. The strike is slightly soft on the left eagle's wing and the 18 of the date, as well as the corresponding spot on the reverse leaves. No examples have been certified finer by NGC or PCGS.
Estimate: 8000-10000 USD