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Convert carat to carat (troy)

Here you can quickly calculate how many carat (troy) fit in one carat.
write a number and we convert instantly
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- scroll: formula · table · questions -

  • 1 ct = 0.97561 ct t
  • 1 ct t = 1.025 ct

Example: carat to carat (troy)

  • 1 carat = 0.97561 carat (troy)

Carat to carat (troy) conversion table

carat carat (troy)
1 0.97561
2 1.95122
5 4.878049
10 9.756098
20 19.512195
50 48.780488
100 97.560976

Carat to carat (troy) formula

To convert carat to carat (troy), multiply by 0.97561.

1 ct = 0.97561 ct t
Example: 1 carat = 0.97561 carat (troy)

Common mass conversion mistakes

  • The carat used for gemstones is a unit of mass: exactly 0.2 g, so a 5-carat diamond weighs 1 gram. The karat used for gold is something else entirely, a purity scale where 24k is pure gold and 18k is 75% gold. The two cannot be converted into each other.

Quick carat and carat (troy) conversion quiz

Score: 0

236 carat (troy) equals 278 carat.

Correct answer: 236 carat (troy) = 242 carat.

24 carat equals 26.9 carat (troy).

Correct answer: 24 carat = 23.4 carat (troy).

10.6 carat equals 9.31 carat (troy).

Correct answer: 10.6 carat = 10.3 carat (troy).

136 carat equals 113 carat (troy).

Correct answer: 136 carat = 133 carat (troy).

14.3 carat (troy) equals 14.7 carat.

Correct answer: 14.3 carat (troy) = 14.7 carat.

More mass conversions