Watch List notes:

Foreign Coins, Tonga, proof set, 1975, Centenary of the Constitution, gold 100 pa'anga; 75 pa'anga; 50 pa'anga; 25 pa'anga; silver 20 pa'anga; 10 pa'anga; 5 pa'anga (KM.56-50), in case of issue, some with uneven toning, all about mint state (7)
Estimate: (1250-1350 GBP)