| Krause number | KM# 73 |
|---|---|
| Country | Oman |
| Denomination | 2½ rials |
| Year | AH 1407 (1987) - ١٤٠٧ |
| Subject | 25th Anniversary - World Wildlife Fund |
| Period | Sultanate of Oman (1974 - 2020) |
| Coin type | Collector coins |
| Ruler | Qaboos bin Said |
| Composition | Silver 0.925 |
| Edge type | Reeded |
| Shape | Round |
| Alignment | Medal (0°) |
| Weight (gr) | 28.28 |
| Diameter (mm) | 38.61 |
| Mintage | 25.000 |