Calculators » Conversion » Weight » Ct to st/ St to ct

Convert between Carat and Stone

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate weight/ mass unit conversion from carats to stones and stones to carats.

Weight in carat (ct)

Weight in stone (st)

Enter the value you want to convert, and leave the target field blank.

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Conversion formula

1 stone (st) = 31751.4659 carats (ct)
1 carat (ct) = 3.15E-5 stones (st)

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