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| Number | KM# 12 |
|---|---|
| Country | Brunei |
| Period | State of Brunei (1967 - 2024) |
| Ruler | Hassanal Bolkiah |
| Currency | Brunei dollar |
| Coin type | Circulation coins |
| Denomination | 20 sen |
| Currency rate | 0.2 BND = 0.16 USD |
| Year | 1968 - 1977 |
| Edge type | Reeded |
| Shape | Round |
| Alignment | Medal (0°) |
| Composition | Copper-Nickel |
| Weight (g) | 5.65 |
| Diameter (mm) | 23.5 |
| Thickness (mm) | 1.75 |
![]() | Royal family Description Legend |
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![]() | Symbols Legend |
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| Year | Mintage | Rarity | Value, USD | ||
|---|---|---|---|---|---|
| UNC | BU | Proof | |||
| 1977 | 640.000 | + | - | C | $ 2.83 |
| 1976 | 640.000 | + | - | ||
| 1974 | 700.000 | + | - | ||
| 1973 | 450.000 | + | - | ||
| 1971 | 450.000 | + | - | ||
| 1970 | 850.000 | + | 4.000 | ||
| 1968 | 510.000 | + | - | ||
