A fine 2 carat citrine, heated and without certified origin, is worth roughly $95–$180 at retail — about $68 per carat.

Resale is far lower: $25–$45. Coloured stones have no universal grading standard, so a buyer carries more risk and prices for it.

Value your own citrine

Enter the carat weight, quality, treatment and origin and get a figure matched to your stone rather than this example.

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