6.75 ct Pear-Cut Tanzanite

Collector's Note

A substantial 6.75 ct natural tanzanite with a pear-shaped mixed cut and rich violet-blue appearance. Its generous size gives the stone strong presence, while the rounded pear outline and bright flashes across the crown make it especially suited to a statement ring or pendant.

Gemstone Details

Gemstone: Natural Tanzanite
Species: Zoisite
Weight: 6.75 ct
Shape / Cut: Pear Mixed Cut
Measurements: 11.61 × 10.66 × 8.10 mm
Origin: Tanzania
Condition: Some facet abrasion is present.

O50 Collector Evaluation

Otzera 50: 36/50 — Distinguished
Face-Up Performance: 80%

Treatment & Origin Disclosure

The current Otzera record lists Tanzania as the geographic origin.

Care & Setting

Tanzanite is best suited to thoughtful wear. Clean with warm water, mild soap and a soft brush; avoid ultrasonic cleaning, sharp impacts and sudden temperature changes.

Digital Gem Passport

Accompanied by an Otzera Digital Gem Passport preserving its identifying details, origin disclosure and O50 evaluation.