15.45 Ct Natural Green Tourmaline | GIA Certified | Dark Green Emerald Cut Tourmaline

Product Description

4250

A remarkable 15.45 carat Natural Green Tourmaline displaying an attractive deep green color, exceptional transparency, and elegant step-cut architecture. Accompanied by a prestigious GIA Gemological Report, this gemstone represents a fine example of high-quality green tourmaline suitable for collectors, investors, and bespoke jewelry creation.

Expertly fashioned in a classic octagonal emerald cut, the gemstone exhibits beautifully aligned step facets that enhance both color depth and clarity. The sophisticated cutting style creates broad flashes of light and a distinctive hall-of-mirrors effect highly appreciated by gemstone connoisseurs.

Its rich dark green hue provides a luxurious appearance reminiscent of fine emeralds while offering the excellent durability, brilliance, and versatility for which tourmaline is renowned. The transparent crystal allows light to travel elegantly through the stone, producing exceptional depth and visual appeal.

With a substantial weight of 15.45 carats, this gemstone possesses an impressive presence and rarity. The combination of large size, fine color, excellent transparency, and internationally recognized certification makes it an outstanding addition to any fine gemstone collection.

Tourmaline remains one of the most sought-after collector gemstones due to its remarkable color range, durability, and increasing rarity in larger fine-quality specimens. This gemstone is perfectly suited for a luxury ring, pendant, or investment-grade gemstone portfolio.

Gemstone Specifications

Gemstone: Natural Green Tourmaline

Species: Tourmaline

Weight: 15.45 Carats

Measurements: 16.71 × 11.88 × 8.23 mm

Shape: Octagonal

Cutting Style: Step Cut (Emerald Cut)

Color: Dark Green

Transparency: Transparent

Certification: GIA Gemological Report

GIA Report Number: 7546553552

Report Date: February 03, 2026

Item Description: One Loose Stone

Comments: None

Why Choose This Gemstone?

✔ Natural Green Tourmaline

✔ GIA Certified

✔ Attractive Dark Green Color

✔ Transparent Material

✔ Elegant Octagonal Emerald Cut

✔ Large 15.45 Carat Weight

✔ Excellent Collector Appeal

✔ Suitable for High-End Custom Jewelry

✔ Investment-Quality Natural Gemstone

✔ Unique One-of-a-Kind Stone