Free calculators and unit converters for general and everyday use.
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert weight measurements from carat to tonne and tonne to carat.
Android: Use this weight converter offline with our all-in-one calculator app.
1 tonne (t) = 5000000 carat (ct)
1 carat (ct) = 2.0E-7 tonne (t)