Round Tanzanite Gemstones
Discover natural round tanzanite gemstones, expertly faceted for brilliance and ideal for elegant jewelry designs.
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Bi-color
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Black
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Blue Round 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 Round Tanzanite
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
1.65ct Blue Tanzanite, Round, VVS
7 mm (calibrated)
$ 489.93
2.17ctw Blue Tanzanite, Round, Transparent
6 mm (calibrated)
$ 35.81
1.39ctw Blue Tanzanite, Round, Transparent
5 mm (calibrated)
$ 14.50
1.59ct Violet Tanzanite, Round, Translucent
7.5 mm (calibrated)
$ 15.26
1.13ctw Blue Tanzanite, Round, Translucent
5 mm (calibrated)
$ 22.38
1.24ctw Blue Tanzanite, Round, Transparent
5 mm (calibrated)
$ 12.94
1.73ct Blue Tanzanite, Round, VVS
7 mm (calibrated)
$ 616.43
2.20ctw Blue Tanzanite, Round, Translucent
6 mm (calibrated)
$ 43.56
1.39ct Blue Tanzanite, Round, Transparent
7 mm (calibrated)
$ 13.34
2.01ctw Blue Tanzanite, Round, Transparent
6 mm (calibrated)
$ 39.80
4.08ctw Blue Tanzanite, Round, Transparent
7 mm (calibrated)
$ 43.08
1.32ct Blue Tanzanite, Round, VVS-VS
7 mm (calibrated)
$ 470.34
0.32ctw Blue Tanzanite, Round, VVS-VS
3.2 mm
$ 23.04
0.33ctw Blue Tanzanite, Round, VS
3.2 mm
$ 23.76
1.52ct Blue Tanzanite, Round, VVS
7 mm (calibrated)
$ 541.60
1.33ctw Blue Tanzanite, Round, Translucent
5 mm (calibrated)
$ 26.34
0.33ctw Blue Tanzanite, Round, VVS-VS
3.1 mm
$ 23.76
1.18ctw Blue Tanzanite, Round, Translucent
5 mm (calibrated)
$ 23.36
1.79ctw Blue Tanzanite, Round, Transparent
6 mm (calibrated)
$ 35.45
1.90ctw Violet Tanzanite, Round, Transparent
6 mm (calibrated)
$ 37.62
0.30ctw Blue Tanzanite, Round, VS
3.2 mm
$ 21.60
1.56ct Blue Tanzanite, Round, VVS-VS
7 mm (calibrated)
$ 555.85
Why Buy Round 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 Round Tanzanite Stones
Our round tanzanite stones are 100% natural and carefully selected for vibrant blue-violet color, clarity, and excellent brilliance.
Round Tanzanite Gemstones Online
Buy round tanzanite gemstones online at GemSelect with confidence. Every stone is individually photographed, accurately described, and shipped worldwide.
Round Cut Tanzanite for Jewelry
The round cut maximizes tanzanite’s natural brilliance and symmetry, making it a popular choice for engagement rings, earrings, pendants, and fine custom jewelry.
Blue-Violet Tanzanite Color
Tanzanite is prized for its distinctive blue-violet hues, often showing subtle color shifts depending on lighting and viewing angle, adding depth and character to each gemstone.
Faceted Round Tanzanite
Faceted round tanzanite gemstones are precision cut to enhance sparkle and light return, offering a refined look suitable for both classic and modern jewelry designs.
Calibrated Round Tanzanite Sizes
We offer round tanzanite stones in calibrated sizes such as 5 mm, 6 mm, and 7 mm, ideal for standardized settings and matched jewelry designs.
Tanzanite Birthstone Jewelry
Tanzanite is a modern December birthstone and a meaningful choice for anniversary and milestone jewelry, valued for its rarity and striking color.
Learn more about origin, value, and care on our Tanzanite Information Page.
FAQs
Why choose round tanzanite gemstones?
Round tanzanite offers excellent brilliance, balanced proportions, and versatility, making it ideal for rings, earrings, and pendants.
Are your round tanzanite stones natural?
Yes, all our tanzanite gemstones are natural. Any treatments, such as standard heat enhancement, are fully disclosed.
Is tanzanite suitable for everyday jewelry?
Tanzanite has a Mohs hardness of 6 to 6.5, making it suitable for earrings and pendants, with protective settings recommended for rings.
Do you sell calibrated round tanzanite?
Yes, we stock calibrated round tanzanite gemstones in popular millimeter sizes for easy setting and matching designs.
Where does tanzanite come from?
Tanzanite is found exclusively in Tanzania, near Mount Kilimanjaro, making it one of the world’s most geographically limited gemstones.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 8 
Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.
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
It was fine
Overall Rating -> 10
Enjoy viewing the selections. Excellent product
Overall Rating -> 9 
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Overall Rating -> 10
It was easy to navigate
