Russia
Catherine II 5 Kopecks 1784-КМ, Bit-787, KM-C59.5, MS65 Brown NGC. An essentially unheard-of grade for the type with glossy, unmarked surfaces that vary slightly in brownish hue from place to place. Only 17 examples from all dates and mints (excluding Novodels) have been graded MS65 by NGC with 9 examples having been graded finer.
Estimate: 600-800 USD