Category:Designs by RI
From The Gemology Project
Here you can find designs listed by their optimal refractive index.
| RI = 1.40 - 1.49 |  |
|---|---|
| RI = 1.50 - 1.60 | |
| RI = 1.61 - 1.70 | |
| RI = 1.71 - 1.80 | |
| RI = 1.81 - 1.90 | |
| RI = 1.91 - 2.00 | |
| RI = 2.01 and up |
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