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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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Green Grandidierite
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Turquoise Grandidierite
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2.64ct Electric Blue Tone Grandidierite, Oval, Translucent

10 x 8 mm (calibrated)

$ 546.48

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1.09ct Medium Green Blue Grandidierite, Oval, Translucent

7.1 x 6.6 mm

$ 546.48

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2.17ct Turquoise Grandidierite, Pear Shape, Translucent

9.5 x 7.2 mm

$ 143.22

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4.27ct Light Bluish Green Grandidierite, Pear Shape, Translucent

13 x 8.6 mm

$ 256.20

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2.43ct Turquoise Grandidierite, Pear Shape, Translucent

12 x 7.1 mm

$ 291.60

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1.96ct Blue Green Grandidierite, Oval, Translucent

9 x 7 mm (calibrated)

$ 546.48

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1.40ct Bluish Green Grandidierite, Oval, Translucent

7.5 x 6.3 mm

$ 84.00

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8.85ct Sea Foam Green Grandidierite, Oval, SI-I1

14 x 12 mm (calibrated)

$ 350.46

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2.17ct Pale Sea Foam Grandidierite, Oval, Translucent

9 x 6.4 mm

$ 75.28

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4.21ct Turquoise Grandidierite, Oval, SI

11 x 9 mm (calibrated)

$ 222.29

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19.52ct Deep Blue Green Grandidierite, Oval, Translucent

17.3 x 14.2 mm

$ 2,576.64

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12.95ct Medium Blue Green Grandidierite, Oval, Translucent

17 x 13.9 mm

$ 3,418.80

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5.96ct Deep Blue Green Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 1,573.44

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2.76ct Pale Blue Green Grandidierite, Pear Shape, Translucent

12.1 x 7.4 mm

$ 165.60

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3.53ct Medium Green Blue Grandidierite, Oval, SI

10.9 x 9.4 mm

$ 186.38

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5.59ct Greenish Blue Grandidierite, Oval, SI-I1

12.2 x 10.8 mm

$ 184.47

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3.37ct Green-Blue Grandidierite, Oval, SI-I1

11.6 x 8.8 mm

$ 177.94

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2.25ct Green-Blue Grandidierite, Pear Shape, Translucent

10 x 7 mm (calibrated)

$ 148.50

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2.85ct Pale Blue Green Grandidierite, Pear Shape, Translucent

11.2 x 8.1 mm

$ 171.00

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6.92ct Medium Green Blue Grandidierite, Oval, Translucent

12.6 x 10 mm

$ 1,826.88

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12.41ct Green-Blue Grandidierite, Oval, SI-I1

15.6 x 13.3 mm

$ 491.44

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2.10ct Light Bluish Green Grandidierite, Oval, Translucent

9 x 7 mm (calibrated)

$ 60.71

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1.64ct Pale Turquoise Grandidierite, Oval, Translucent

8.6 x 7 mm

$ 51.72

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5.92ct Greenish Blue Grandidierite, Oval, SI

11.7 x 9.6 mm

$ 234.43

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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