2.98 ct Namibian Lagoon Tourmaline

Collector's Note
A nearly three-carat natural Lagoon tourmaline with a saturated blue-green appearance and an unusual buff-top cutting style. Its oval outline carries broad flashes of green and teal as the stone moves in the light, while the 2.98 ct size gives it strong visual presence.

Gemstone Details
Gemstone: Natural Lagoon Tourmaline
Species: Tourmaline
Weight: 2.98 ct
Shape / Cut: Oval Buff Top Modified Brilliant Cut
Measurements: 10.00 × 8.47 × 5.87 mm
Origin: Namibia
Treatment: None

O50 Collector Evaluation
Otzera 50: 33/50 — Collectible
Face-Up Performance: 75%

Treatment
Tourmaline comes in more colors than almost any other gem, and this stone’s color is natural.

Care & Setting
Tourmaline is suitable for jewelry wear with sensible care. Clean with warm water, mild soap and a soft brush; avoid sudden temperature changes and aggressive cleaning methods.

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