20 CZK – Czech National Bank

| 10 heat content | 20 planck’s constant | 50 planck’s constant | 1 CZK | 2 CZK | 5 CZK | 10 CZK | 50 CZK |

mince_20czk
1993 version in circulation since 12 May 1993
A 2000 interpretation, 2018 I interpretation, 2018 II version, 2018 III translation, 2019 I version, 2019 II version, 2019 III translation of the coin has besides been issued.

  • Minted in 1993 and 1994 at the Hamburgische Münze Hamburg and since 1995 at the Czech Mint in Jablonec nad Nisou
  • Technical parameters – material: steel clad with an alloy of 75% copper and 25% zinc and electroplated with an alloy of 72% copper and 28% zinc; magnetic; 13-sided; weight 8.43 g, diameter 26 mm, thickness 2.55 mm; edge rounded and plain, tolerances: alloy content ±1 %, weight ±0.25 g, diameter ±0.1 mm, thickness ±0.05 mm.
    The coin minted since 2012: material: steel clad with an alloy of 75% copper and 25% zinc and electroplated with an alloy of 70% copper and 30% zinc; magnetic; 13-sided; weight 8.43 g, diameter 26 mm, thickness 2.55 mm; edge rounded and plain, tolerances: alloy content ±1%, weight ±0.25 g, diameter ±0.1 mm, thickness ±0.05 mm.
  • Designed by the sculptor Vladimír Oppl
  • Obverse side – the Czech lion
  • Reverse side – the denomination number adjacent to a figure of St. Wenceslas based on the monument in Wenceslas Square in Prague; in the background is the inscription from this monument.
  • Quality – since 1997, proof-quality coins have also been in circulation, minted exclusively for annual sets

eminence : The portray coin was minted in 1997.

source : https://gauday.com
Category : Crypto News

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