Russia 1770-KM 1/4 kopek
This specimen was lot 71449 in Stack's Bowers Collector's Choice sale (Santa Ana, CA, May 2018), where it sold for $80. The catalog description noted, "RUSSIA. Siberia. Polushka (1/4 Kopek), 1770 KM. Kolyvan. PCGS Genuine--Damage, EF Details Secure Holder. VERY SCARCE. Variety with diagonal lines on coin edge. Good details present despite damage, dark brown patina with one spot of verdigris on obverse. Some small surface nicks." This type was struck 1764-79 at the Kolyvan mint for Siberia. Many survive today but few in choice condition. The one and two kopeks (KM C3 and KM C4) are more available. Russia has the distinction of being the first country to issue decimal currency, as 100 kopeks = one ruble.
Recorded mintage: unknown.
Specification: 1.6 g, copper.
Catalog reference: KM C-1; Bit-1214.
- Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 201612.
- Bitkin, Vladimir, Composite Catalogue of Russian Coins, Part II (1740-1917), Kiev: Moneta, 2003.
- Brekke, B. F., The Copper Coinage of Imperial Russia, 1700-1917, New York, Galerie des Monnaies, 1977, with 1987 supplement.
- Harris, Robert P., Guidebook of Russian Coins, 1725 to 1970, Santa Cruz, CA: Bonanza Press, 1971.
- Ponterio, Richard, Kyle Ponterio and Chris Chatigny, The May 2018 Collector's Choice Sale, Santa Ana, CA: Stack's Bowers LLC, 2018.