From CoinFactsWiki

• PCGS 174397 - 1962 1/4 K
• PCGS 903044 - 1962 1/2 K
• PCGS 903047 - 1962 Koula

decimal coinage (since 1967)

• PCGS 168921 - 1967 1/2Hau
• Tonga 1975 seniti F.A.O.
• Tonga 1975 2 seniti F.A.O.
• Tonga 1975 5 seniti F.A.O.
• PCGS 393505 - 1967 50 Sen Coronation
• Tonga 1977 pa'anga F.A.O.
• Tonga 1978 pa'anga F.A.O.
• Tonga 1978 2 pa'anga F.A.O.
• PCGS 395241 - 1988 10 P Shot Putter Pd