Russia
Catherine II Rouble 1777 CПБ-ФЛ AU55 NGC, St. Petersburg mint, KM-C67b, Dav-1685. A frost-white emission that is kept from a Mint State designation only by a touch of excess friction and high point wear.
https://coins.ha.com/itm/russia/catherine-ii-rouble-1777-cand-1055-and-1041-and-1060-and-1051-au55-ngc-/p/3093-19002.s?type=DA-DMC-CoinArchives-WorldCoins-3093-10282021
HID02906262019
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Estimate: 480-720 USD