Price per carat
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Spinel price per carat
What spinel actually sells for, worked out from the 64 stones in our stock. Every figure is a real stone you can buy, not a market estimate.
At a glance
01Spinel price by carat size
02In our stock, larger spinel costs less per carat — size is plentiful, so colour and clarity drive the price more.
| Carat size | Typical / ct | Most stones / ct | In stock |
|---|---|---|---|
| Less than 1.5 ct | $732 | $221–$1,450 | 17 stones |
| 1.5–2 ct | $248 | $192–$1,460 | 11 stones |
| 2–3 ct | $182 | $141–$1,030 | 13 stones |
| More than 3 ct | $205 | $156–$681 | 23 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 spinel guide →From our stock
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Common questions
05How much does spinel cost per carat?
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Across the 64 spinel stones in our stock, the typical price is around $348 per carat, with most stones between $141 and $1,460 per carat. Colour, clarity, cut and size move a stone within that range.
How much is a spinel under 1.5 ct?
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Spinel of under 1.5 ct in our stock is typically $732 per carat; the middle half of the 17 stones we hold sit between $221 and $1,450 per carat.
How much is a 1.5–2 ct spinel?
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Spinel of 1.5–2 ct in our stock is typically $248 per carat; the middle half of the 11 stones we hold sit between $192 and $1,460 per carat.
How much is a 2–3 ct spinel?
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Spinel of 2–3 ct in our stock is typically $182 per carat; the middle half of the 13 stones we hold sit between $141 and $1,030 per carat.
How much is a spinel over 3 ct?
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Spinel of over 3 ct in our stock is typically $205 per carat; the middle half of the 23 stones we hold sit between $156 and $681 per carat.
From the journal
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Shop
Spinel
Every stone shows its own price, weight, origin and treatment. Browse our spinel, or contact our team for personal help choosing one.