Siberia. Catherine II 10 Kopecks 1773-KM MS63 Brown NGC, Suzun mint, KM-C6, Brekke-512, Bit-1027. A scarce issue in this impressive quality, the fields notably clean and free of all but the most unobtrusive marks, and the devices sharpened by cupric highlights. Presently the finest certified example of the date, and the second finest of all original Siberian 10 Kopecks in the NGC census. Sold with old Paul L. Koppenhaver dealer envelope.

HID09801242017

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