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Convert gram to carat

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

- scroll: formula · table · questions -

  • 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

Gram to carat formula

To convert gram to carat, multiply by 5.

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

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 gram and carat conversion quiz

Score: 0

14.5 carat equals 3.19 gram.

Correct answer: 14.5 carat = 2.9 gram.

226 gram equals 1 020 carat.

Correct answer: 226 gram = 1 130 carat.

208 carat equals 35.4 gram.

Correct answer: 208 carat = 41.6 gram.

0.6 carat equals 0.12 gram.

Correct answer: 0.6 carat = 0.12 gram.

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