| Location | United States |
| Year | 1975 |
| Type | Commemorative medal |
| Composition | Silver (.925) |
| Weight | 20.05 g |
| Diameter | 39 mm |
| Thickness | 2.2 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Edge | Reeded |
| Period | Federal republic (1776-date) |
| Notice | |
| Reference(s) | Franklin#ISP-1975-11 |
| Obverse description | Picture of King Tupou I and Reverend Shirley Baker examining the newly drafted constitution in 1875. |
| Obverse lettering | KOE KONISITUTONE O TOGA |
| Obverse script | Latin |
| Reverse description | Postmasters logo and writing in English and French. |
| Reverse lettering | OFFICIAL COMMEMORATIVE ISSUE Honoring the 100th Anniversary of the constitution of Tonga November 4, 1975 EMISSION COMMEMORATIVE OFFICIELLE En l`honnuer du 100e anniversaire de la constitution du Tonga Le 4 novembre 1975 FM |
| Reverse script | Latin |
| Engraver | (FM) Franklin Mint (The Franklin Mint), Wawa, Pennsylvania, United States (1964-date) |
| Mintage | 1975 FM - Proof - |
| Catalog ID | 1148171220 |
| Comments |
