Russia
Paul I "Heavy" Rouble 1797 CM-ФЦ AU55 NGC, St. Petersburg mint, Bitkin-18 (R), KM-C101. Obv. Cruciform crowned Imperial monogram with the date. Rev. Four-line legend in garnished tablet. Light golden toning over surfaces retaining some original luster. Light adjustment marks are noted on the reverse, as well as a noticeable dig on the obverse. The 1797 Roubles are very rare one-year types, and called the "Heavy" Roubles because they are nearly 40 percent heavier than the other Paul I Roubles.
Estimate: 8000-10000 USD