Duchy of Warsaw 5 Groszy - Frederick Augustus I, 1811 – 1812

I.B.

Obverse Reverse

Information

Country Duchy of Warsaw
Currency Złoty (1807 – 1815)
Coin type Standard circulation coin
Denomination 5 Groszy
Year 1811 – 1812
Ruler Frederick Augustus I (Friedrich August I) (1806–1827)
Composition Billon (.220 silver)
Shape Round
Weight (g) 2.1
Diameter (mm) 20
Demonetized Yes

Mintage & Variants

Date Mintage f Comment Frequency
1812  IB 3.4M — 14%
1812  IB — — restrike from 1/24 Prussia Thaler 8%
1811  IB — € 5,70 Mintage included in 1811 IS Gum# 2464 89%

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