Duchy of Courland and Semigallia 1 Grossus - Ernst Johann von Biron, 1763 – 1764
Mitau
Information
Country
Duchy of Courland and Semigallia
Duchy of Courland and Semigallia
Currency
Thaler
(1586 – 1795)
Coin type
Standard circulation coin
Denomination
1 Grossus - Ernst Johann von Biron
Year
1763 – 1764
Ruler
Ernest John of Biron
(1763–1769)
Composition
Silver
Shape
Round
Alignment
Variable alignment ↺
Technique
Milled
Weight (g)
0.96
Diameter (mm)
18
Demonetized
Yes
Description
1 Grossus - Ernst Johann von Biron from Duchy of Courland and Semigallia. Issued from 1763 to 1764. Struck in Silver. Measures 18 mm and weighs 0.96 g.
- Obverse
- Crowned monogram separating date.
- Reverse
- Shield with eagle beside shield with horseman under crown and surrounded by legend. (Silver coin of the Duchy of Courland)
- Edge
- Smooth.
Mintage & Variants
| Date | Mintage | Comment | Frequency | |
|---|---|---|---|---|
| 1764 ·ICS· | — | 20% | ||
| 1763 ·ICS· | — | "ARGENT" | 3% | |
| 1763 ·ICS· | — | "ARGENTEA" | ||
| 1763 ICS | — | 77% |
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