Great Britain 1802 1/3 guinea
This specimen was lot 50139 in Ponterio sale 168 (Philadelphia, August 2012), where it sold for $373.75. The catalog description noted, "GREAT BRITAIN. 1/3 Guinea, 1802. NGC AU-55." This type, one of several used during George's long reign, is noted for 1801-03. The last type of this denomination was issued 1804-1813. The reform of 1817 terminated all guinea-denominated issues in favor of the sovereign. At that time the guinea, which heretofore had varied in value, was fixed at 21 shillings.
Recorded mintage: unknown but not a rare date.
Specification: 2.78 g, .917 fine gold, .082 troy oz AGW.
Catalog reference: Fr-366; S-3739; KM-648.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1801-1900, 7th ed., Iola, WI: Krause Publications, 2012.
- Lobel, Richard, Mark Davidson, Allan Hailstone and Eleni Calligas, Coincraft's Standard Catalogue of English and UK Coins, 1066 to Date, London: Coincraft, 1995.
- 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.
- Ponterio, Richard, Ponterio sale 168: The Official ANA Auction, Irvine, CA: Stack's Bowers LLC, 2012.