GIA Certified 13.45 ct AAAA Octagon (16.98 x 12.00 mm) Natural D’Block Tanzanite
USD 4545.79 USD
Specifications
| Gemstone Type | Tanzanite |
| Gemstone Shape | Octagon |
| Gemstone Color | Bluish Violet |
| Gemstone Creation | Natural |
| Gemstone Form | Polished |
| Gemstone Treatment | Heated |
| Item Length | 16.98 |
| Certification | GIA |
| Item Depth | 7.2 |
| Brand | DeluxeGems |
| Cut Grade | Excellent |
| Gemstone Clarity Grade | Loupe Clean |
| Transparency | Transparent |
| Certified By | GIA |
| Total Carat Weight (TCW) | 13.45 |
| Total Carat Weight | 13.45 |
| Size | 16.98 x 12.00 x 7.20 mm |
| Fancy Color | Bluish Violet |
| Cut | Excellent |
| Grade | AAAA |
| Luster | Excellent |
| Natural/Lab-Created | Natural |
| Hardness | 6.5 Mohs scale |
| Refractive Index | 1.69-1.70 |
| Specific Gravity | 3.35 |
| SKU | 233807-1R1RAN |
Grade AAAA. FREE GIA Certificate! IF Quality Bluish Violet Tanzanite. In 1967 a rich violet-blue transparent type of zoisite was discovered in Tanzania. Tanzanites are now found in blue, green,yellow, pink, and brwon, but all will change to a blue color when heated.
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