8mm Tungsten Circuit Board Geek Gamer Ring – Tech & Innovation Symbolism (Men’s)
RING SIZE CHART
| Size | Diameter (mm) | Circumference (mm) |
| 4 | 14.9 | 47 |
| 4.5 | 15.25 | 48 |
| 5 | 15.7 | 49.3 |
| 5.5 | 16.1 | 50.6 |
| 6 | 16.51 | 51.9 |
| 6.5 | 16.92 | 53.1 |
| 7 | 17.32 | 54.4 |
| 7.5 | 17.73 | 55.7 |
| 8 | 18.14 | 57 |
| 8.5 | 18.54 | 58.3 |
| 9 | 18.95 | 59.6 |
| 9.5 | 19.36 | 60.8 |
| 10 | 19.76 | 62.1 |
| 10.5 | 20.17 | 63.4 |
| 11 | 20.57 | 64.6 |
| 11.5 | 20.98 | 65.9 |
| 12 | 21.39 | 67.2 |
| 12.5 | 21.79 | 68 |
| 13 | 22.2 | 69.7 |
| 13.5 | 22.61 | 71 |
| 14 | 23.01 | 72.3 |
| 14.5 | 23.42 | 73.6 |
| 15 | 23.83 | 74.8 |
All ring sizes are in US sizing
