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The Czech National Bank issues 200 / 500 Koruna (Kč) silver commemorative coins and golden commemorative coins of various denominations. The golden coins are issued in thematic sets – Bohemian crown set, Charles IV set, Ten centuries of architecture set, Industrial Heritage Sites set and Bridges in the Czech Republic set. In 2000 the special 2000 Kč silver coin with golden inlay and hologram was issued. == Specifications == Silver 200 Kc face value coins. (Issued from 1993 to 2010) * diameter: 31 mm, thickness: about 2.3 mm, weight: 13 g * purity: 900/1000 Ag 100/1000 Cu * border proof : imprint "ČESKÁ NÁRODNÍ BANKA * Ag 0.900 * 13 g *" Silver 200 Kc face value coins. (Issued from 2011) * diameter: 31 mm, thickness: about 2.3 mm, weight: 13 g * purity: 925/1000 Ag 75/1000 Cu * border proof : imprint "ČESKÁ NÁRODNÍ BANKA * Ag 0.925 * 13 g *" Silver 500 Kc face value coins. (Issued from 2011) * diameter: 40 mm, thickness: about 2.6 mm, weight: 25 g * purity: 925/1000 Ag 75/1000 Cu * border proof : imprint "ČESKÁ NÁRODNÍ BANKA * Ag 0.925 * 25 g *" Gold 1 000 Kc face value * diameter: 16 mm, weight: 3,111 g * purity: 999,9/1000 Au Gold 2 000 Kc face value, Ten centuries of architecture * diameter: 20 mm, weight: 6,22 g * purity: 999,9/1000 Au Gold 2 500 Kc face value, Industrial Heritage Sites * diameter: 22 mm, weight: 7,777 g, thickness: 1,45 mm * purity: 999,9/1000 Au Gold 5 000 Kc face value * diameter: 28 mm, weight: 15,55 g * purity: 999,9/1000 Au Gold 10 000 Kc face value * diameter: 34 mm, weight: 31,107 g * purity: 999,9/1000 Au Most are made in PROOF and BU versions. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Commemorative coins of the Czech Republic」の詳細全文を読む スポンサード リンク
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