Tanzanite Gemstones
Discover natural tanzanite gemstones in rare blue-violet tones, expertly cut and certified for fine jewelry and collectors.
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Bi-color
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Black
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Blue Tanzanite
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Brown
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Golden
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Gray
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Green
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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
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Violet Tanzanite
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
2.56ct Blue Tanzanite, Oval, Transparent
9 x 7 mm (calibrated)
$ 22.16
3.69ct Blue Tanzanite, Oval, Transparent
10 x 8 mm (calibrated)
$ 31.94
2.88ctw Blue Tanzanite, Oval, VS
6 x 4 mm (calibrated)
$ 175.30
2.10ct Blue Tanzanite, Oval, Transparent
9 x 7 mm (calibrated)
$ 16.73
2.07ctw Blue Tanzanite, Pear Shape, VS
4.7 x 2.9 mm
$ 72.16
1.36ctw Blue Tanzanite, Pear Shape, VS
5 x 3 mm (calibrated)
$ 52.15
0.30ctw Blue Tanzanite, Round, VS
3.2 mm
$ 17.93
0.35ct Blue Tanzanite, Pear Shape, VS
6 x 4 mm (calibrated)
$ 15.38
1.47ctw Blue Tanzanite, Pear Shape, VS
5 x 4 mm (calibrated)
$ 56.37
0.32ctw Blue Tanzanite, Round, VVS-VS
3.2 mm
$ 19.12
1.31ct Blue Tanzanite, Pear Shape, VVS
9 x 6 mm (calibrated)
$ 387.43
2.25ctw Blue Tanzanite, Oval, VVS-VS
6 x 4 mm (calibrated)
$ 184.89
1.96ct Blue Tanzanite, Oval, Transparent
8 x 6 mm (calibrated)
$ 20.27
11.65ct Blue Tanzanite, Oval, VVS
15.4 x 11 mm
$ 2,707.46
1.31ct Blue Tanzanite, Oval, VVS
8 x 6 mm (calibrated)
$ 387.43
2.66ct Blue Tanzanite, Oval, Transparent
9 x 7 mm (calibrated)
$ 23.02
1.73ct Blue Tanzanite, Round, VVS
7 mm (calibrated)
$ 511.64
2.71ctw Blue Tanzanite, Pear Shape, VS
5.1 x 3.2 mm
$ 94.47
1.44ctw Blue Tanzanite, Pear Shape, VS
5 x 3.1 mm
$ 55.22
2.28ct Blue Tanzanite, Oval, Transparent
9 x 7 mm (calibrated)
$ 19.73
0.36ct Blue Tanzanite, Pear Shape, VVS-VS
5 x 4 mm (calibrated)
$ 21.51
1.96ctw Blue Tanzanite, Pear Shape, VS
5.1 x 3.1 mm
$ 75.16
1.63ct Blue Tanzanite, Oval, VVS
8.4 x 6.5 mm
$ 482.06
1.80ctw Blue Tanzanite, Pear Shape, VS
5.2 x 4.1 mm
$ 69.02
Why Buy Tanzanite from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
Natural Tanzanite Gemstones
Our natural tanzanite gemstones are carefully selected for color, clarity, and brilliance, showcasing the distinctive blue to violet hues that make this gem one of the rarest in the world.
Buy Loose Tanzanite Online
Shop loose tanzanite online at GemSelect with confidence. Every stone is individually photographed, accurately described, and securely shipped worldwide.
Blue-Violet Tanzanite Colors
Tanzanite is prized for its striking blue-violet color, often showing flashes of purple depending on lighting and viewing angle, making each gemstone visually unique.
Faceted Tanzanite Stones
Faceted tanzanite stones are expertly cut to enhance sparkle and depth of color, with popular shapes including oval, round, cushion, pear, and emerald cuts.
Tanzanite Cabochons
Tanzanite cabochons feature smooth, polished surfaces that highlight rich color and translucency, ideal for distinctive rings, pendants, and artistic jewelry designs.
December Birthstone Tanzanite
As a modern December birthstone, tanzanite symbolizes transformation and individuality, making it a meaningful gift for birthdays and special occasions.
Certified Tanzanite Gemstones
All our tanzanite gemstones are sold with full disclosure and optional independent gem-lab certification, ensuring authenticity and confidence with every purchase.
Learn more about origin, care, and value on our Tanzanite Information Page.
FAQs
Are tanzanite gemstones natural?
Yes, all our tanzanite gemstones are 100% natural. Any treatments, such as standard heat treatment, are fully disclosed.
Why is tanzanite considered rare?
Tanzanite is found in only one location worldwide, near Mount Kilimanjaro in Tanzania, making its supply extremely limited.
Is tanzanite suitable for everyday jewelry?
Tanzanite has a Mohs hardness of 6 to 6.5, making it suitable for earrings and pendants, with care recommended for rings.
What shapes and sizes are available?
We offer tanzanite gemstones in a wide range of shapes and sizes, including calibrated stones for standard jewelry settings.
Do you offer wholesale tanzanite?
Yes, wholesale options are available for jewelers and collectors seeking multiple or matching tanzanite gemstones.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
Great! Affordable
Overall Rating -> 10
Found a rock that met my need. Bought it!
Overall Rating -> 10
GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!
Overall Rating -> 10
I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Overall Rating -> 8 
Good prices
