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15.29 ct Oval Tanzanite Gemstone – GIA Certified

Sale price$9,938.00 USD
In stock

A remarkable 15.29 carat oval tanzanite with exceptional size and depth of colour. Larger stones like this allow the colour to fully develop into a rich, velvety blue.

GIA certified, it exhibits a strong blue-dominant tone with vivid flashes of violet under light.

This gemstone sits at the highest level of quality — VB 6/6 — and is equivalent to AAA+ / heirloom grade, representing the top 1% of all tanzanite mined.

A rare, high-impact gemstone with true collector appeal.

100% Natural Tanzanite

"No Questions Asked", Free 14 Day Return Policy

Free, Fully Insured, Global Delivery

GEMSTONE DETAILS

Carat Weight: 15.29Ct
Cut Shape: Oval
Color: Violetish Blue
GIA Color Grade: vB 6/6 (Hue : violetish Blue, Tone : 6, Saturation : 6)
Location of Mine: Merelani, Tanzania

Clarity: Vvs (Flawless)
Dimensions: 18.58 x 14.01 x 8.46
Color Intensity: Intense
Treatment: Simple Heat Treatment (Standard)

VIEW CERTIFICATE

15.29 ct Oval Tanzanite Gemstone – GIA Certified
15.29 ct Oval Tanzanite Gemstone – GIA Certified Sale price$9,938.00 USD

Color intensity scale

pastel

Medium

Strong

Deep

Intense

Gem Excellence Graph

The Gem Excellence Graph was devised by our GIA gemologists to provide a visual "snapshot" of gemstones' pedigree

Can’t find the shape or size you’re looking for?

Behind the scenes, we have thousands of tanzanites not listed online.

Our gemologist Linda Kennedy will be delighted to open the vault and personally select the perfect stone for you!