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18.53 ct Cushion Cut Tanzanite Gemstone – GIA Certified

Sale price$12,971.00 USD
In stock

A substantial square cushion-cut tanzanite with lush royal-blue saturation and captivating violet flashes. Its classic shape, excellent spread and flawless clarity create a gemstone of remarkable beauty and presence. This is genuine investment-grade material at a highly competitive price, complete with a GIA Identification Report for added peace of mind. The stone is brand new, and more photos are coming soon.

100% Natural Tanzanite

"No Questions Asked", Free 14 Day Return Policy

Free, Fully Insured, Global Delivery

GEMSTONE DETAILS

Carat Weight: 18.53Ct
Cut Shape: Cushion
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: 16.44 x 16.40 x 9.78 mm
Color Intensity: Intense
Treatment: Simple Heat Treatment (Standard)

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18.53 ct Cushion Cut Tanzanite Gemstone – GIA Certified
18.53 ct Cushion Cut Tanzanite Gemstone – GIA Certified Sale price$12,971.00 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!