Prussia 1911-A 20 mark

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Ponterio sale 168, lot 50128
photo courtesy Stack's-Bowers LLC

This specimen was lot 50128 in Ponterio sale 168 (Philadelphia, August 2012), where it sold for $385. The catalog description[1] noted, "GERMANY. Prussia. 20 Mark, 1911-A. NGC AU-55." This type, issued 1890-1913, is common and is a product of the Berlin mint (mintmark "A").

Recorded mintage: 4,746,000.

Specification: 7.96 g, .900 fine gold, .230 troy oz AGW.

Catalog reference: Fr-3831; KM-521.


  • Michael, Thomas, and Tracy L. Schmidt, Standard Catalog of World Coins, 1901-2000, 47th ed., Iola, WI: Krause Publications, 2019.
  • [1]Ponterio, Richard, Ponterio sale 168: The Official ANA Auction, Irvine, CA: Stack's Bowers LLC, 2012.

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