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| Number | KM# 77 |
|---|---|
| Country | Oman |
| Period | Sultanate of Oman (1971 - 2026) |
| Ruler | Qaboos bin Said |
| Currency | Omani rial |
| Coin type | Commemorative coins |
| Denomination | 10 baisa |
| Currency rate | 0.01 OMR = 0.03 USD |
| Year | 1990 - ١٩٩٠ |
| Subject | 20th Anniversary - National Day of Oman |
| Edge type | Smooth |
| Shape | Round |
| Alignment | Medal (0°) |
| Composition | Bronze |
| Weight (g) | 4.76 |
| Diameter (mm) | 22.5 |
| Thickness (mm) | 1.52 |
![]() | Anniversary Coat of arms Legend |
|---|
![]() | Anniversary Constructions Legend |
|---|
| Mint | Mintage | ||
|---|---|---|---|
| UNC | BU | Proof | |
| United Kingdom, Llantrisant | - | - | 3.200 |
| ١٩٩٠ | (1990) | SET | $ ***** |
