| Obverse description | |
| Obverse script | Latin |
| Obverse lettering | BANK NEGARA MALAYSIA
DUA PULUH TAHUN
$1
RINGGIT (Translation: Central Bank of Malaysia twenty years) |
| Reverse description | National Bank headquarters building in Kuala Lumpur, Malaysia Bank Negara Malaysia and the logo in the middle and the year `1959-1979` below |
| Reverse script | Latin |
| Reverse lettering | 1959-1979 |
| Edge | |
| Mint | (FM) Franklin Mint (The Franklin Mint), Wawa, Pennsylvania, United States (1964-date) |
| Mintage | 1979 - Proof - 8 000 |
| Catalog ID | 2180848740 |
| Comments |