RUSSIA. 5 Kopeks, 1791-AM. Anninskoye Mint. Catherine II (the Great). NGC MS-63 Brown.KM-C-59.2; Bit-861. Clearly leading the pack at the choice designation, this captivating issue presents a well centered strike on a flan of good metal. Mixed between a deep and light brown nature, it is free from the typical striking issues that plague the series