| Emitent | Tonga |
|---|---|
| Rok | 1981-1996 |
| Typ | Commemorative circulation coin |
| Nominał | 20 Seniti |
| Waluta | Pa`anga (1967-date) |
| Skład | Copper-nickel |
| Waga | 11.3 g |
| Średnica | 28.5 mm |
| Grubość | 2.60 mm |
| Kształt | Round |
| Technika | Milled |
| Orientacja | Medal alignment ↑↑ |
| Rytownik(zy) | |
| W obiegu do | |
| Źródło(a) | KM#70, Schön#55 |
| Opis awersu | Portrait of Taufa`ahau Tupou IV in uniform |
|---|---|
| Pismo awersu | Latin |
| Legenda awersu | FAO TONGA 1990 |
| Opis rewersu | Sweet Potatoes |
| Pismo rewersu | Latin |
| Legenda rewersu | FAKALAHI ME`AKAI 20 SENITI |
| Krawędź | Reeded |
| Mennica |
Royal Australian Mint, Canberra,Australia (1965-date) Royal Mint, Llantrisant, United Kingdom (1968-date) |
| Nakład |
1981 - Royal Australian Mint - 610 000 1990 - Royal Australian Mint - 610 000 1991 - Royal Australian Mint - 1994 - Royal Australian Mint - 680 000 1996 - British Royal Mint - |
| ID Numisquare | 1760935430 |
| Uwagi |
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