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Calculators » Conversion » Weight Converter » Carats and Tonnes

Carats to tonnes converter

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Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert weight values from carats to tonnes and tonnes to carats.

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

Result window

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Conversion formula

1 tonne = 5000000 carats
1 carat = 2.0E-7 tonnes

The symbols used are ct for carat and t for tonne.

Sample conversion

Convert 150 carats to tonnes

150 ct = 150*2.0E-7 t = 3.0E-5 t

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