This is a Tonga 1967 Pa'anga coin made of Copper-Nickel to commemorate the Coronation of Taufa'ahau Tupou IV.
It has been certified by PCGS with a grade of MS66 and has a certification number of 47053220.
Low Mintage of 13,000. Only 3 coins have graded higher - All three graded MS67. Wonderful representation of Tonga history.