Russia
Nicholas I platinum 3 Roubles 1831 CПБ MS61 NGC, St. Petersburg mint, KM-C177, Bitkin-77. Highly lustrous, with superbly argent surfaces. A few minor marks in the fields on the reverse are noted for completeness.Ex. Stack's (12/1987), lot 3828.From the Richard Woit Collection
Estimate: 2000-2500 USD