Price per carat
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Tanzanite price per carat
What tanzanite actually sells for, worked out from the 163 stones in our stock. Every figure is a real stone you can buy, not a market estimate.
At a glance
01Tanzanite price by carat size
02In our stock, larger tanzanite costs more per carat — a big clean stone is rarer than two small ones.
| Carat size | Typical / ct | Most stones / ct | In stock |
|---|---|---|---|
| 2–3 ct | $272 | $229–$330 | 28 stones |
| 3–4 ct | $248 | $200–$328 | 57 stones |
| 4–5 ct | $327 | $246–$376 | 33 stones |
| More than 5 ct | $347 | $246–$428 | 45 stones |
“Most stones” is the middle half of our stock in that size, so one exceptional stone cannot skew it.
What moves the price
03Two stones of the same weight can differ several times in price. Colour comes first, its saturation and evenness, then clarity, the quality of the cut, origin and treatment. Every listing states each of these, so you can compare like with like.
Read the tanzanite guide →From our stock
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Common questions
05How much does tanzanite cost per carat?
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Across the 163 tanzanite stones in our stock, the typical price is around $295 per carat, with most stones between $200 and $428 per carat. Colour, clarity, cut and size move a stone within that range.
How much is a 2–3 ct tanzanite?
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Tanzanite of 2–3 ct in our stock is typically $272 per carat; the middle half of the 28 stones we hold sit between $229 and $330 per carat.
How much is a 3–4 ct tanzanite?
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Tanzanite of 3–4 ct in our stock is typically $248 per carat; the middle half of the 57 stones we hold sit between $200 and $328 per carat.
How much is a 4–5 ct tanzanite?
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Tanzanite of 4–5 ct in our stock is typically $327 per carat; the middle half of the 33 stones we hold sit between $246 and $376 per carat.
How much is a tanzanite over 5 ct?
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Tanzanite of over 5 ct in our stock is typically $347 per carat; the middle half of the 45 stones we hold sit between $246 and $428 per carat.
From the journal
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Shop
Tanzanite
Every stone shows its own price, weight, origin and treatment. Browse our tanzanite, or contact our team for personal help choosing one.