Ra's Bab al-Mandab 1 Riyal, 1780
Countermark
Information
Country
Ra's Bab al-Mandab
Currency
Riyal
Coin type
Standard circulation coin
Denomination
1 Riyal
Year
1780
Composition
Silver (.833)
Shape
Round
Alignment
Medal alignment ↑↑
Technique
Milled, countermarked
Weight (g)
28.0668
Diameter (mm)
41
Thickness (mm)
2.5
Demonetized
Yes
Mintage & Variants
| Date | Mintage | Comment | Frequency | |
|---|---|---|---|---|
| 1780 X | — | Countermarked circa. 1880-1890 |
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