Russia
Nicholas I copper 3 Kopecks 1842 EM MS65 Brown NGC, Ekaterinburg mint, Bitkin-541, KM-C146.1. Obv. Crowned Nicholas I monogram. Rev. Date and value. Well struck, with lustrous, iridescent, red and brown surfaces and only a few light marks. The single Mint State example of this issue certified by NGC, with only a single lesser grade UNC example (MS63 Brown) certified by PCGS, making this piece, by far, the finest of only two certified Mint State coins.
Estimate: 2500-3000 USD