Russia
Nicholas I platinum 3 Roubles 1828-CПБ MS64 PCGS, St. Petersburg mint, KM-C177, Bit-73 (R1). Obv. Crowned double-headed eagle with orb and scepter. Rev. Date and value in circle. Boldly struck, with prooflike fields and minor flan flaws. Very scarce in this near-Gem condition.
HID02901242017
Estimate: 4000-5000 USD