Great Britain 1820 1/2 crown KM-676

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Ponterio sale 169, lot 10427
Great Britain 1820 half crown rev Ponterio 169-10428.jpg
Heritage sale 3037, lot 29662
Great Britain H3037-29662r.jpg

The first specimen was lot 10428 in Ponterio sale 169 (Baltimore, November 2012), where it sold for $1,175. The catalog description[1] noted, "GREAT BRITAIN. 1/2 Crown, 1820. PCGS MS-64. Lustrous with attractive highlights. Toned." The second specimen was lot 29662 in Heritage sale 3037 (New York, January 2015), where it sold for $3,760. The catalog description[2] noted, "George IV Proof 1/2 Crown 1820 PR65 PCGS, Royal mint, reeded edge. The single finest graded by PCGS by a full 3 grades, and tied with one other PR65 at NGC. Dark toning with subtle blue iridescent highlights around the devices. A true gem piece worthy of close inspection." This type was struck for George IV 1820-23. Half crowns of George III are also known for 1820.

Recorded mintage: 2,397,000 (including those of George III).

Specification: 14.14 g, .925 fine silver, .420 troy oz ASW.

Catalog reference: S-3807; KM-676.


  • Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1801-1900, 7th ed., Iola, WI: Krause Publications, 2012.
  • [1]Ponterio, Richard, Ponterio sale 169: The November 2012 Baltimore Auction, Irvine, CA: Stack's Bowers, LLC, 2012.
  • Bressett, Kenneth E., A Guide Book of English Coins, Nineteenth and Twentieth Centuries, 2nd Ed., Racine, WI: Whitman Publishing, 1962.
  • Lobel, Richard, Mark Davidson, Allan Hailstone and Eleni Calligas, Coincraft's Standard Catalogue of English and UK Coins, 1066 to Date, London: Coincraft, 1995.
  • Skingley, Philip, ed., Standard Catalogue of British Coins: Coins of England & the United Kingdom, 46th edition, London: Spink & Son, 2011.
  • [2]Bierrenbach, Cristiano, Warren Tucker and Scott Cordry, Heritage Signature Auction 3037, featuring the Empire, the Santa Catarina, the Law and the Santa Maria Collections, Dallas, TX: Heritage Auction Galleries, 2014.

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