Monaco 1879-A 20 francs
This specimen was lot 25172 in Heritage sale 3019 (Chicago, April 2012), where it sold for $1,265. The catalog description noted, "Charles III gold 20 Francs 1879A, MS64 NGC, a choice piece with full mint brilliance and excellent eye appeal. Very scarce in this superior designation." This date is the scarcest of a type struck in Paris 1878-79, allegedly for use in the prince's newly opened casino in Monte Carlo. The coin matches the specification of the contemporary French twenty francs.
Recorded mintage: 50,000.
Specification: 6.45 g, .900 fine gold, 0.186 troy oz AGW.
Catalog reference: KM 98.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1801-1900, 7th ed., Iola, WI: Krause Publications, 2012.
- Friedberg, Arthur L. and Ira S. Friedberg, Gold Coins of the World, From Ancient Times to the Present, 7th ed., Clifton, NJ: Coin and Currency Institute, 2003.
- Gadoury, Victor, Monnaies Françaises, 1789-2011, 20me éd., Monaco: Éditions Victor Gadoury, 2011.