This untreated, very pale blue topaz has a clarity grade of VVS, "very, very small inclusions." For a Type I stone, that means no inclusions are visible to the naked eye and even minute inclusions are difficult to see under 10X magnification. 10.37 cts, 15.4 x 10.3 x 9.0 mm, Nigeria, "Rectangular brilliant" cut by Loren Brown. © RSA Gems. Used with permission.
Blue Topaz, 10.37 ct Faceted Radiant Cut from Nigeria
This untreated, very pale blue topaz has a clarity grade of VVS, "very, very small inclusions." For a Type I stone, that means no inclusions are visible to the naked eye and even minute inclusions are difficult to see under 10X magnification. 10.37 cts, 15.4 x 10.3 x 9.0 mm, Nigeria, "Rectangular brilliant" cut by Loren Brown. © RSA Gems. Used with permission.
Article: Topaz Buying Guide
Credit: RSA Gems
| Gemstone | Topaz |
| Natural or man made | Natural |
| Origin | Nigeria |
| Carat Weight | 10.37 |
| Height | 15.4 |
| Width | 10.3 |
| Depth | 9.0 |
| Gem State | Faceted |
| Color | Blue |
| Transparency | Transparent |