Russia
Nicholas I Rouble 1833 СПБ-НГ MS61 NGC, St. Petersburg mint, KM-C168.1. Luster with white surfaces and smoky purple-gray toning.
https://coins.ha.com/itm/russia/russia-nicholas-i-rouble-1833-and-1057-and-1055-and-1041-and-1053-and-1043-ms61-ngc-/a/3082-34700.s?type=CoinArchives3082
HID02906262019
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Estimate: 600-800 USD