Introducing a stunning 1.23-carat natural cobalt-blue spinel, admired for its vivid blue saturation, exceptional clarity, and striking brilliance. This rare gemstone comes from the renowned mines of Tanzania, a region known for producing some of the world’s finest natural blue spinels.
With dimensions of 4.5 × 8.2 × 4.5 mm, this gemstone displays superb proportions and symmetry. Its precision cut enhances light return, giving the stone an intense sparkle and a premium appearance suited for high-end jewelry.
This spinel is 100% natural and unheated, preserving its pure geological beauty. The gemstone is eye-clean, making it an elite-grade choice for collectors, designers, and investors who seek rare color, clarity, and authenticity.
Certified by GIT (Report No: G2409130070001), this gemstone’s natural origin, color, and untreated status are laboratory-verified — offering full transparency and buyer confidence.
✨ Gemstone Specifications
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Gemstone: Natural Blue Spinel
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Color: Vivid Cobalt Blue
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Weight: 1.23 carats
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Dimensions: 4.5 × 8.2 × 4.5 mm
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Clarity: Eye-Clean (High Grade)
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Treatment: Unheated / Untreated
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Origin: Tanzania
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Cut: Precision-cut for maximum brilliance
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Certification: GIT Report No. G2409130070001
Ideal For
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Custom high-end rings or pendants
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Luxury gemstone jewelry
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Fine collectors’ portfolios
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Investment buyers seeking rare unheated stones
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Designers creating premium bespoke pieces
Why This Spinel Is Special
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Rare, vivid cobalt-blue color
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100% natural & unheated
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Eye-clean clarity – highly desirable
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GIT laboratory certified
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Excellent brilliance due to precision cutting
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Sourced from Tanzania, home to world-class blue spinel deposits
This gemstone is a remarkable choice for anyone seeking a rare, collectible, investment-grade spinel with strong visual appeal and certified authenticity.
Worldwide Shipping
We offer fast, secure worldwide delivery including:
United States, Europe, Germany, Middle East, Japan, Hong Kong, Singapore & more.
Trust WB Gem — trusted by collectors, celebrities, jewelers, and professional dealers globally.
FAQ
Is this spinel natural and unheated?
Yes — this blue spinel is completely natural and unheated, confirmed by GIT certification.
Does this gemstone come with certification?
Yes — it includes GIT Certificate No. G2409130070001 verifying origin, color, and untreated status.
Can this stone be used for custom jewelry?
Absolutely — its eye-clean clarity and vivid color make it ideal for rings, pendants, and premium designer pieces.
Do you ship worldwide?
Yes — we provide fast, secure global shipping to all major regions.
