| Sultan | Hassanal Bolkiah (1967-date) |
|---|---|
| Type | Standard circulation coin |
| Years | 1977-1993 |
| Value | 50 Sen 0.50 BND = GBP 0.29 |
| Currency | Ringgit / Dollar (1967-date) |
| Composition | Copper-nickel (75% Copper, 25% Nickel) |
| Weight | 9.33 g |
| Diameter | 27.76 mm |
| Thickness | 1.73 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |