Bern 1797 2 duplone Fr-186
This specimen was lot 40394 in Ponterio sale 168 (Philadelphia, August 2012), where it sold for $2,760. The catalog description noted, "SWITZERLAND. Bern. 2 Duplones, 1797. NGC MS-62." This rare type was struck 1794-98 while Switzerland was a satellite of the French republic. Single duplones also exist (Fr-187).
Recorded mintage: unknown.
Specification: 15.82 g, .900 fine gold.
Catalog reference: Fr-186; KM-147.
- Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 2016.
- 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.
- Richter, Juerg, and Ruedi Kunzmann, Neuer HMZ-Katalog, Band 2: Die Münzen der Schweiz und Liechtensteins 15//16. Jahrhundert bis Gegenwart, Regenstauf, Germany: H. Gietl Verlag GmbH, 2006.
- Ponterio, Richard, Ponterio sale 168: The Official ANA Auction, Irvine, CA: Stack's Bowers LLC, 2012.