NGB-000008

NGB-000008

NATURAL GEMS BELGIUM

Professional Gem Evaluation

Reference No. NGB-000008

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VERIFICATION STATUS

Verified

This gemstone has been individually evaluated and permanently registered by Natural Gems Belgium.

This verification page confirms the identity and authenticity of the gemstone referenced above.

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GEMSTONE IDENTIFICATION

Species
Zoisite

Variety
Tanzanite

Weight
0.036 ct

Dimensions
2.0 × 2.0 mm

Shape / Cut
Round Brilliant

Colour
Light Violet Blue

Treatment
Gently Heated

Origin
Unknown

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NGB GEM EVALUATION

Overall Score

97 / 100

Quality Grade

PREMIUM+

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INDIVIDUAL QUALITY ASSESSMENT

Colour.......................24 / 25

Clarity......................19 / 20

Cut & Symmetry...............24 / 25

Brilliance...................15 / 15

Overall Appearance...........15 / 15

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PROFESSIONAL EVALUATION

This natural Tanzanite has been professionally evaluated according to the Natural Gems Belgium Professional Gem Evaluation Standard (NGB-PGES).

The gemstone displays an attractive light violet-blue colour combined with excellent brilliance and pleasing transparency. Its round brilliant cut is well proportioned and exhibits very good symmetry, producing lively light performance despite its calibrated size.

No visible chips or surface damage were observed during the evaluation.

This gemstone achieved an Overall Score of 97/100 and has been awarded the NGB PREMIUM+ Quality Grade.

Evaluation performed in accordance with the Natural Gems Belgium Professional Gem Evaluation Standard (NGB-PGES).

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AUTHENTICITY STATEMENT

The gemstone displayed on this verification page has been individually evaluated and registered by Natural Gems Belgium. The photographs presented on this verification page represent the exact gemstone referenced above. Each Natural Gems Belgium Reference Number is unique, permanently assigned and shall never be reused.

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ONLINE REGISTRY

Reference Number

NGB-000008

Evaluation Date

06 August 2026

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End of Verification Record

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