Carats to Tonnes Converter
Convert carats (ct) to tonnes (t)
Result
2 × 10⁻⁷ t
Tonnes
1 ct = 2 × 10⁻⁷ t
1 ct in other units
- 1Enter a valueType the number to convert
- 2Pick the unitsChoose what to convert from and to
- 3Read the resultSee it in every other unit too
How to convert carats to tonnes
There are 50,00,000 carats in one tonne, so divide the number of carats by 50,00,000.
t = ct ÷ 50,00,000
1 ct = 2 × 10⁻⁷ t · 1 t = 50,00,000 ct
Worked example
To convert 5 carats to tonnes: 5 ct ÷ 50,00,000 = 0.000001 t.
About carats (ct)
A carat is exactly 200 mg, used to weigh diamonds and gemstones. (Gold purity “karat” is a different thing.)
About tonnes (t)
A tonne (metric ton) is 1,000 kg, used for vehicles, cargo and industrial output.
More conversions
Carats to other units
Frequently asked questions
How many tonnes are in one carat?
One carat equals 2 × 10⁻⁷ tonnes.
How many carats are in one tonne?
One tonne equals 50,00,000 carats.
How do I convert carats to tonnes?
Use the formula t = ct ÷ 50,00,000. For example, 5 ct ÷ 50,00,000 = 0.000001 t.