USA seller IF 13.43 ct, Nigeria tourmaline facet rough gemstone specimen
USD 200.00 USD
Specifications
| Gemstone Color | Blue |
| Gemstone Type | Tourmaline |
| Gemstone Form | Rough |
| Gemstone Shape | as pictured |
| Gemstone Creation | Natural |
Both in facet grade rough and stones I have cut and set. 13.43 carat Tourmaline Closed C axis 6.8 x 8.6 x 18.7mm. Exception = Opal is hard to grade on this scale and will not be graded. IF = internally flawless, no visible inclusions.
