Face Value: $1 (1 Pa'anga) | Obverse: Effigy of Her Majesty Queen Salote Tupou III | Reverse: Coat of Circulation Coins - H.M. King Taufa'ahau Tupou IV. An otherwise fine looking coin with a large scratch across Queen Sālote Tupou III's cheek will have its value drastically reduced. When it comes to modern coins,. Coins minted with name Tupou III until the coronation of the new king (Jule ). coin Tonga 10 seniti 10 seniti SALOTE TUPOU III / Coin.