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Convert gram to carat

Here you can quickly calculate how many carat fit in one gram.

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  • 1 g = 5 ct
  • 1 ct = 0.2 g

Gram to carat conversion table

gram carat
1 5
2 10
5 25
10 50
20 100
50 250
100 500

Formula to convert gram to carat

To convert gram to carat, multiply by 5.

1 g = 5 ct
Example: 1 gram = 5 carat

Common mistakes in mass conversion

  • 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 gram to/from carat conversion quiz

Score: 0

84 gram equals 483 carat.

Correct answer: 84 gram = 420 carat.

60 carat equals 13.2 gram.

Correct answer: 60 carat = 12 gram.

4.1 carat equals 0.82 gram.

Correct answer: 4.1 carat = 0.82 gram.

More conversions in mass