Brunei 20 Sen - Hassanal Bolkiah, 1977 – 1993
1st portrait; w/o numeral 'I' in title
Information
Country
Brunei
Currency
Ringgit / Dollar
(1967 – 9999)
Coin type
Standard circulation coin
Denomination
20 Sen - Hassanal Bolkiah
Year
1977 – 1993
Ruler
Hassanal Bolkiah
(1967–9999)
Composition
Copper-nickel (75% Copper, 25% Nickel)
Shape
Round
Alignment
Medal alignment ↑↑
Technique
Milled
Weight (g)
5.66
Diameter (mm)
23.6
Thickness (mm)
1.45
Mintage & Variants
| Date | Mintage | f | vf | xf | au | unc | Comment | Frequency | |
|---|---|---|---|---|---|---|---|---|---|
| 1993 | 2.5M | — | — | — | — | — | 1.3% | ||
| 1992 | 2.4M | — | — | — | — | — | 7% | ||
| 1991 | 725K | — | — | — | — | — | 5% | ||
| 1990 | 720K | — | € 1,10 | € 1,30 | — | — | 6% | ||
| 1989 | 500K | — | — | — | — | — | 5% | ||
| 1988 | 560K | — | € 0,71 | — | — | — | 6% | ||
| 1987 | 2.4M | — | € 0,64 | € 0,90 | € 0,98 | € 1,40 | 17% | ||
| 1986 | 2.6M | € 0,25 | € 0,33 | € 0,50 | — | — | 17% | ||
| 1986 | 7K | — | — | — | — | — | Proof | 0.6% | |
| 1985 | 1M | — | € 0,98 | — | — | € 0,99 | 13% | ||
| 1985 | — | — | — | — | — | — | Proof | 0.7% | |
| 1984 | 750K | — | € 0,53 | — | — | — | 11% | ||
| 1984 | 3K | — | — | — | — | — | Proof | 0.5% | |
| 1983 | 1.4M | — | € 0,23 | € 0,23 | — | — | 11% | ||
| 1982 | 120K | — | — | — | — | — | 1.4% | ||
| 1981 | 2.1M | — | € 0,54 | € 0,74 | € 0,96 | € 1,90 | 18% | ||
| 1980 | 1.5M | — | € 0,53 | € 1,50 | € 1,50 | € 1,50 | 12% | ||
| 1979 | 1.1M | — | € 0,54 | € 2,20 | — | — | 10% | ||
| 1979 | 10K | — | — | — | — | € 5,50 | Proof | 2% | |
| 1978 | 720K | — | € 0,54 | € 0,54 | — | — | Royal British Mint | 6% | |
| 1977 | 1.2M | — | € 0,54 | € 0,69 | — | — | 12% |
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