1 Seniti - Taufa`ahau Tupou IV FAO
€1.00
| Issuer | Tonga |
| Year | 1975-1979 |
| Type | Commemorative circulation coin |
| Value | 1 Seniti (0.01 TOP) |
| Currency | Pa`anga (1967-date) |
| Composition | Bronze |
| Weight | 1.8500 g |
| Dimensions | 17.5 mm |
| Thickness | 1.25 mm |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | 2014 |
| Reference(s) | KM#42, Schön#27 |