ct to t
Convert Carat to Tonne
Convert Carat to Tonne instantly with the tool above. The conversion factor is 0.0000002, meaning 1 carat equals 0.0000002 tonnes. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 Carat = 0.0000002 tonnes
1 Tonne = 5,000,000 carats
Quick reference
Common carats converted to tonnes at a glance.
| ct | t |
|---|---|
| 1 | 0.0000002 |
| 2 | 0.0000004 |
| 5 | 0.000001 |
| 10 | 0.000002 |
| 25 | 0.000005 |
| 50 | 0.00001 |
| 100 | 0.00002 |
| 500 | 0.0001 |
| 1,000 | 0.0002 |
How to convert carats to tonnes
To convert a value from carats to tonnes, multiply the carat value by 0.0000002 tonnes. For example, 10 carats × that factor = 0.000002 tonnes.
This carat to tonne converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many tonnes are in 1 carat?+
1 carat is equal to 0.0000002 tonnes.
How do you convert carats to tonnes?+
To convert carats to tonnes, multiply the carat value by 0.0000002. For example, 10 carats × 0.0000002 = 0.000002 tonnes.
What is the formula to convert carats to tonnes?+
Carat → Tonne: value × 0.0000002. Equivalently, 1 carat = 0.0000002 tonnes.
Is this Carat to Tonne converter free to use?+
Yes. This carat to tonne converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.