Mensa
| Achievement | Mensa membership |
| Size | 29 x 19mm |
| Date | 2016 |
| Fastening | Button |
Not strictly a membership badge, but the seventieth anniversary badge and the year I joined.
| Achievement | Mensa membership |
| Size | 29 x 19mm |
| Date | 2016 |
| Fastening | Button |
Not strictly a membership badge, but the seventieth anniversary badge and the year I joined.