Russia
Nicholas I gold 5 Roubles 1828 CПБ ПД MS63 NGC, St. Petersburg, KM-C174, Fr-154, Bitkin-3. A very difficult coin to encounter in such a high grade, this example is tied for the highest graded of this type by NGC and PCGS combined with just one other specimen. Highly lustrous and attractive.
Estimate: 4000-5000 USD