| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| diamond formula c hardness 10 | 0.11 | 0.9 | 4578 | 99 |
| what is diamond hardness | 1.21 | 0.4 | 9166 | 45 |
| hardness of a diamond | 1.56 | 0.3 | 1722 | 36 |
| diamond on hardness scale | 1.3 | 0.1 | 4018 | 6 |
| the hardness number of diamond is | 1.9 | 0.6 | 6669 | 94 |
| hardness level of a diamond | 0.94 | 0.8 | 273 | 12 |
| lab created diamond hardness | 0.41 | 0.7 | 4494 | 72 |
| rockwell hardness of diamond | 0.08 | 0.2 | 1478 | 41 |
| rockwell hardness test diamond | 0.94 | 0.5 | 6599 | 13 |
| lab grown diamond hardness | 1.91 | 1 | 1071 | 87 |
| hardness of diamond ore | 0.2 | 0.7 | 3179 | 94 |
| synthetic red diamond hardness | 1.14 | 0.5 | 4636 | 76 |
| rockwell hardness c chart | 1.36 | 0.2 | 168 | 76 |
| hardness of diamond in hrc | 0.12 | 0.1 | 3264 | 45 |
| hardness of lab grown diamonds | 0.58 | 0.6 | 3671 | 12 |
| compressive strength of diamond | 1.98 | 0.9 | 8515 | 46 |
