Species: Zoisite, tanzanite variety
Shape and cut: oval/brillant
Dimensions 8.14 x 11.86 x 5.18 mm.
Color: medium dark, bluish violet (GIA bV6/3)
Refractive index: 1.692 - 1701
Optical character: biaxial, positive.
UV fluorescence: long wave (365 nm) none / short wave (254 nm) none.
Treatment: no indication of heating
Laboratory report/number: 720CT167
Shipping method: insured shipping with tracking number
- Nr of stones
- Total carat weight
- Origin as given on certificate
- Cut & Shape
- Masterstones (IT)
- No indication of treatments