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Grandidierite Gemstones - Rare Natural & Certified Stones

Grandidierite gemstones, sourced from Madagascar and prized for their bluish-green to teal hues with striking pleochroism. Ideal for custom jewelry like engagement rings or collector's items. Hand-selected and faceted for brilliance. Shop our in-stock Grandidierite gemstones now - limited availability!

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6.32ct Green-Blue Grandidierite, Oval, SI-I1

12.9 x 9.8 mm

$ 250.27

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4.60ct Dark Green Blue Grandidierite, Oval, SI

12 x 10 mm (calibrated)

$ 242.88

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6.01ct Sea Foam Green Grandidierite, Oval, SI-I1

12.7 x 10.1 mm

$ 238.00

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5.94ct Turquoise Grandidierite, Emerald Cut, SI-I1

14.7 x 8.6 mm

$ 235.22

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5.92ct Greenish Blue Grandidierite, Oval, SI

11.7 x 9.6 mm

$ 234.43

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6.72ct Pale Greenish Blue Grandidierite, Oval, Translucent

14 x 10 mm (calibrated)

$ 233.11

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4.31ct Turquoise Grandidierite, Oval, SI

12 x 10 mm (calibrated)

$ 227.57

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4.28ct Turquoise Grandidierite, Oval, VS-SI

11 x 9.5 mm

$ 225.98

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3.37ct Green-Blue Grandidierite, Oval, Translucent

10.4 x 8.3 mm

$ 222.42

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4.21ct Turquoise Grandidierite, Oval, SI

11 x 9 mm (calibrated)

$ 222.29

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4.17ct Green-Blue Grandidierite, Pear Shape, VS-SI

11.1 x 10.4 mm

$ 220.18

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6.34ct Bluish Green Grandidierite, Oval, Translucent

14.8 x 10.5 mm

$ 219.94

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6.15ct Light Bluish Green Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 213.34

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3.11ct Light Bluish Green Grandidierite, Oval, Translucent

10 x 8 mm (calibrated)

$ 205.26

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3.09ct Green-Blue Grandidierite, Oval, Translucent

9.6 x 7.4 mm

$ 203.94

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3.09ct Light Blue Green Grandidierite, Oval, Translucent

9.8 x 8.8 mm

$ 203.94

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3.70ct Green-Blue Grandidierite, Emerald Cut, SI

11.2 x 8.3 mm

$ 195.36

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5.61ct Turquoise Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 194.60

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2.93ct Greenish Blue Grandidierite, Oval, Translucent

9.6 x 8.4 mm

$ 193.38

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2.88ct Light Bluish Green Grandidierite, Oval, Translucent

10 x 8 mm (calibrated)

$ 190.08

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2.86ct Medium Green Blue Grandidierite, Pear Shape, Translucent

10.6 x 7.6 mm

$ 188.76

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3.57ct Medium Bluish Green Grandidierite, Oval, VS-SI

11 x 9 mm (calibrated)

$ 188.50

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3.56ct Greenish Blue Grandidierite, Oval, SI

11.5 x 8.8 mm

$ 187.97

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3.56ct Green Blue Tone Grandidierite, Oval, SI

11.6 x 8.7 mm

$ 187.97

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Why Choose Grandidierite Gemstones?

Elevate your collection with Grandidierite gemstones, the ultimate symbol of rarity and sophistication. Sourced only from Madagascar, these loose Grandidierite gemstones captivate with their teal to bluish-green tones and mesmerizing pleochroism - revealing emerald green, sky blue, or colorless views in one stone. Harder than aquamarine yet softer than sapphire (Mohs 7-7.5), they're ideal for natural Grandidierite gemstones in custom jewelry. Our certified selections ensure authenticity, with VS-SI clarity for everyday elegance. Invest in these elusive treasures before they're gone - perfect for engagement rings, pendants, or heirloom pieces.

Related Gemstones & Collections

Explore more rare finds like teal Grandidierite gemstones alongside complementary stones:

  • Benitoite Gemstones: Ultra-rare blue neon hues for bold statements.
  • Grandidierite Cabochons: Polished for opaque, chatoyant effects.
  • Madagascar-Sourced Gems: Tsavorite garnet or demantoid for vibrant green synergy.

Gem Care Tips

Protect your Grandidierite gemstones with simple care: Clean gently with warm soapy water and a soft brush; avoid ultrasonics or steam. Store separately to prevent scratches. For longevity, have settings checked annually - these rare teal Grandidierite gemstones deserve expert handling.

Loose Grandidierite Gemstones for jewelry and Collecting

To learn more about this rare and valuable stone, visit our Grandidierite Gemstone Information page.

FAQs

What makes Grandidierite gemstones so rare?

Grandidierite is one of the world's rarest gems, found almost exclusively in Madagascar's Transvaal deposits. Only a tiny fraction is gem-quality, making loose Grandidierite gemstones highly sought after by collectors and jewelers.

Are your Grandidierite gemstones certified?

Yes! Every natural Grandidierite gemstone we sell includes full certification from independent labs, verifying authenticity, origin, and quality (e.g., VS-SI clarity, no treatments).

How should I wear Grandidierite in jewelry?

Grandidierite gemstones shine in protective settings like bezels for rings or pendants. Their pleochroism adds dynamic color play - best in light, open designs to showcase the teal-to-blue shifts.

Can I return or exchange a Grandidierite gemstone?

Absolutely. We offer a 30-day return policy on all certified loose gemstones, ensuring satisfaction with your rare find.

What's the value of Grandidierite gemstones?

Prices for teal Grandidierite gemstones start at $50/ct for smaller stones, rising to $10,000+ for top-color, large faceted pieces - reflecting their extreme scarcity and beauty.

Enlarged Gemstone Image