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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Bi-color
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Black
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Blue
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Brown
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Golden
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Gray
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Green Grandidierite
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Multicolor
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Orange
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Pink
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Purple
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Red
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Turquoise Grandidierite
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Violet
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
1.40ct Green-Blue Grandidierite, Oval, Translucent
8 x 6.5 mm
$ 546.48
1.09ct Medium Green Blue Grandidierite, Oval, Translucent
7.1 x 6.6 mm
$ 546.48
2.44ct Greenish Blue Grandidierite, Oval, Translucent
9.1 x 7.5 mm
$ 546.48
2.64ct Electric Blue Tone Grandidierite, Oval, Translucent
10 x 8 mm (calibrated)
$ 546.48
2.43ct Greenish Blue Grandidierite, Round, Translucent
8 mm (calibrated)
$ 546.48
10.02ct Blue Green Grandidierite, Pear Shape, SI-I1
18.3 x 12.5 mm
$ 542.28
9.80ct Pale Blue Green Grandidierite, Pear Shape, SI-I1
20 x 13.2 mm
$ 530.38
1.97ct Light Green Blue Grandidierite, Oval, Translucent
8 x 6.8 mm
$ 520.08
2.98ct Green Blue Tone Grandidierite, Oval, Translucent
10.3 x 8.7 mm
$ 496.80
12.41ct Green-Blue Grandidierite, Oval, SI-I1
15.6 x 13.3 mm
$ 491.44
5.27ct Medium Bluish Green Grandidierite, Oval, Translucent
12 x 10 mm (calibrated)
$ 486.95
12.29ct Greenish Blue Grandidierite, Oval, Translucent
17.1 x 12.8 mm
$ 486.68
5.25ct Blue Green Grandidierite, Oval, Translucent
13.3 x 9.9 mm
$ 485.10
8.89ct Medium Green Blue Grandidierite, Oval, SI-I1
14 x 12 mm (calibrated)
$ 481.13
11.37ct Light Green Blue Grandidierite, Oval, SI-I1
14.6 x 12.9 mm
$ 450.25
11.10ct Green-Blue Grandidierite, Oval, Translucent
14.8 x 13.3 mm
$ 439.56
2.75ct Sea Foam Green Grandidierite, Oval, VS-SI
9.5 x 8.1 mm
$ 435.60
5.05ct Blue Green Grandidierite, Oval, Translucent
13 x 9 mm (calibrated)
$ 424.20
10.64ct Greenish Blue Grandidierite, Oval, Translucent
14 x 12 mm (calibrated)
$ 421.34
10.62ct Greenish Blue Grandidierite, Oval, SI
15.3 x 13.1 mm
$ 420.55
4.27ct Turquoise Grandidierite, Pear Shape, Translucent
11 x 9 mm (calibrated)
$ 394.55
4.65ct Dark Blue Green Grandidierite, Oval, Opaque
11.7 x 8.7 mm
$ 390.60
2.86ct Green-Blue Grandidierite, Oval, Translucent
11.1 x 8.4 mm
$ 377.52
4.32ct Dark Green Blue Grandidierite, Oval, Translucent
11.2 x 8.5 mm
$ 362.88
Why Buy Grandidierite from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
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- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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.
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.
GemSelect Certified Store Reviews
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I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.
