| Gemstone | |
| Gemstone | Topaz |
| Specie, Variety, Tradename | London Blue Topaz |
| Product Type | Single Stone |
| Shape | Trillion |
| Gemological Lab | Staff Gemologist |
| Cutting Style | Faceted |
| Dimension Type | Not Calibrated |
| Carat Weight Filtering | 10-20 ctw |
| Clarity | Transparent |
| Carat Weight | 10.37cts. |
| Measurements | 13.93 x 13.93 x 9.29mm |
| Comments | Commonly Irradiated and Heat Treated |
| Gemstone Color Set | |
| Color Hue | BLUE |
| Common | |
| Birthstone Month | November |