5.91ct Natural Indicolite Tourmaline - Rare Afghanistan Blue - Large Octagon Cut (WAV67)

Experience the breathtaking depth of the rarest member of the tourmaline family with this 5.91ct Natural Blue Indicolite. Sourced from the rugged, gem-rich mountains of Afghanistan, this stone possesses the highly coveted "Indicolite" blue—a sophisticated, deep teal-blue that sets it apart from all other gemstones.

Masterfully faceted into a substantial Octagon (Emerald Cut), this gem features long, clean lines that showcase its remarkable color density and internal "glow." In a market where most blue stones are sapphires, a natural Indicolite of this size offers a unique, exotic alternative for the connoisseur who demands something truly rare.

Detailed Specifications

• Gemstone: Natural Indicolite Tourmaline

• Weight: 5.91 Carats (Substantial Collector Size)

• Shape: Octagon (Emerald Cut)

• Color: Deep Sea Blue / Teal Indicolite

• Clarity: Eye-Clean to Very Slightly Included (Excellent for Indicolite)

• Origin: Afghanistan

• Treatment: No Treatment (100% Natural)

• Luster: Vitreous (High-Gloss Polish)

• Hardness: 7 – 7.5 on the Mohs Scale

Why Choose This Afghan Indicolite?

• Rarity of Color: Indicolite is significantly rarer than green or pink tourmaline. Finding a piece with this level of blue saturation—without being "over-dark"—is a challenge for collectors globally.

• Substantial Carat Weight: At nearly 6 carats, this stone has transitioned from a jewelry-grade gem to an investment-grade specimen. It is large enough to serve as the centerpiece of a world-class jewelry design.

• The Afghan "Glow": Afghanistan is famous for producing tourmalines with an "open" crystalline structure, allowing light to pass through the stone and illuminate the blue hues even in low-light settings.

• Architectural Elegance: The octagon cut provides a timeless, geometric silhouette that emphasizes the "hall of mirrors" effect within the stepped facets.

Design & Styling Potential

This stone’s deep, oceanic tones and impressive scale make it ideal for:

• The Statement Cocktail Ring: Set it horizontally (East-West) in Platinum or White Gold with diamond baguettes to create a modern, architectural masterpiece.

• A High-Value Pendant: Its 5.91ct size is perfect for a substantial solitaire pendant that hangs with significant presence.

• The Collector’s Vault: A must-have for any "Gemstone A-Z" collection, specifically representing the rare blue Indicolite species.

Add this 5.91ct Afghan Indicolite to your collection today—a rare, untreated blue treasure that combines the mystery of the deep sea with the prestige of one of the world's finest gem origins.