Price per carat

Color Change Green Alexandrite 30.27ct

Alexandrite price per carat

What alexandrite actually sells for, worked out from the 17 stones in our stock. Every figure is a real stone you can buy, not a market estimate.

At a glance

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Alexandrite more than 4 ct · $2,620 per carat

Typical price
$2,020 per carat
Most stones
$764–$6,660 per carat
Based on
17 stones in stock
Updated
19 October 2026

Alexandrite price by carat size

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In our stock, larger alexandrite costs more per carat — a big clean stone is rarer than two small ones.

Carat sizeTypical / ctMost stones / ctIn stock
2–3 ct$1,320$764–$1,9506 stones
More than 4 ct$2,620$2,120–$6,6607 stones

“Most stones” is the middle half of our stock in that size, so one exceptional stone cannot skew it.

What moves the price

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Two 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 alexandrite guide →

From our stock

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Common questions

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How much does alexandrite cost per carat?

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Across the 17 alexandrite stones in our stock, the typical price is around $2,020 per carat, with most stones between $764 and $6,660 per carat. Colour, clarity, cut and size move a stone within that range.

How much is a 2–3 ct alexandrite?

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Alexandrite of 2–3 ct in our stock is typically $1,320 per carat; the middle half of the 6 stones we hold sit between $764 and $1,950 per carat.

How much is an alexandrite over 4 ct?

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Alexandrite of over 4 ct in our stock is typically $2,620 per carat; the middle half of the 7 stones we hold sit between $2,120 and $6,660 per carat.

From the journal

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