Price per carat
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Rainbow Moonstone price per carat
What rainbow moonstone actually sells for, worked out from the 181 stones in our stock. Every figure is a real stone you can buy, not a market estimate.
At a glance
01Rainbow Moonstone price by carat size
02In our stock, larger rainbow moonstone costs more per carat — a big clean stone is rarer than two small ones.
| Carat size | Typical / ct | Most stones / ct | In stock |
|---|---|---|---|
| Less than 4 ct | $125 | $95–$156 | 44 stones |
| 4–6 ct | $138 | $120–$156 | 45 stones |
| 6–10 ct | $168 | $124–$217 | 53 stones |
| More than 10 ct | $187 | $154–$306 | 39 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 rainbow moonstone guide →From our stock
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Common questions
05How much does rainbow moonstone cost per carat?
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Across the 181 rainbow moonstone stones in our stock, the typical price is around $154 per carat, with most stones between $95 and $306 per carat. Colour, clarity, cut and size move a stone within that range.
How much is a rainbow moonstone under 4 ct?
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Rainbow Moonstone of under 4 ct in our stock is typically $125 per carat; the middle half of the 44 stones we hold sit between $95 and $156 per carat.
How much is a 4–6 ct rainbow moonstone?
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Rainbow Moonstone of 4–6 ct in our stock is typically $138 per carat; the middle half of the 45 stones we hold sit between $120 and $156 per carat.
How much is a 6–10 ct rainbow moonstone?
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Rainbow Moonstone of 6–10 ct in our stock is typically $168 per carat; the middle half of the 53 stones we hold sit between $124 and $217 per carat.
How much is a rainbow moonstone over 10 ct?
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Rainbow Moonstone of over 10 ct in our stock is typically $187 per carat; the middle half of the 39 stones we hold sit between $154 and $306 per carat.
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Rainbow Moonstone
Every stone shows its own price, weight, origin and treatment. Browse our rainbow moonstone, or contact our team for personal help choosing one.