Both in facet grade rough and stones I have cut and set. 2.74 Carat Weight Tourmaline. IF = internally flawless, no visible inclusions. Exception = Opal is hard to grade on this scale and will not be graded.
Both in facet grade rough and stones I have cut and set. 3.07 Carat Weight Tourmaline. IF = internally flawless, no visible inclusions. Exception = Opal is hard to grade on this scale and will not be graded.