Engagement Rings
PureGem® Alexandrite Comparison Details
Compare lab grown Alexandrite to Mined counterpart.
LAB GROWN ALEXANDRITE vs MINED ALEXANDRITE
| PROPERTIES | PUREGEM ALEXANDRITE® | ALEXANDRITE |
| COLOR | Blue-Green/Purple-Red | Blue-Green/Purple-Red |
| COLOR CHANGING | Yes | Yes |
| CLARITY | VVS to FL | VVS to I3 |
| REFRACTIVE | 1.746-1.755 | 1.746-1.755 |
| MINERAL CONTENT | Crysoberyl | Crysoberyl |
| MOHS HARDNESS | 8.5 Mohs | 8.5 Mohs |
| TOUGHNESS | Very Good | Very Good |
| ECO-FRIENDLY | Yes | No |
| CONFLICT FREE | Yes | No |
| GIA STANDARDS | Yes | Yes |
| PRICE / CARAT* | $499 | $15,000 - $70,000+ |