Hardness: 9.0. Refractive index: 1.76-1.77. Color - Blue.
| Shape | Emerald |
| Color | Blue |
| Dimension | 4x6mm Emerald |
| Brand | Unbranded |
| Transparency | Transparent |
| Gemstone Color | Blue |
| Gemstone Type | Sapphire |
| Gemstone Form | Cut |
| Cut Grade | Very Good |
| Gemstone Clarity Grade | Eye Clean |
| Gemstone Shape | Emerald |
| Gemstone Creation | Lab-Created |
| Wholesale | Yes |
A nice touch is the way the blue seems to glow from within the stone.