| Durability |
9.25 on Mohs scale, suitable for everyday wear. |
Hardest mineral, 10 on Mohs scale, ideal for engagement rings. |
10 on Mohs scale, ideal for engagement rings. |
| Brilliance |
Slightly more brilliant than diamonds, more than twice the fire. RI: 2.64–2.69 |
Less brilliant than moissanite, two times less fire. RI: 2.417–2.419 |
Less brilliant than moissanite. RI: 2.417–2.419 |
| Color |
Mostly colorless/near colorless, some teal, grey, green, yellow, black. |
Colorless or fancy colors like pink, blue, yellow. |
Mostly colorless, also available in many vivid colors. |
| Price |
Much lower than diamonds of same carat weight. |
Most expensive, based on rarity and 4C pricing. |
Less expensive than natural diamonds, more than moissanite. |
| Sourcing |
Lab-grown, then cut and polished. |
Formed in Earth, mined, cut and polished. |
Lab-grown, then cut and polished. |