Convert gram to carat (troy)

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

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Example: gram to carat (troy)

Starting value Increment Accuracy

To convert gram to carat (troy), multiply by 4.878049.

1 g = 4.878049 ct t

Example: 1 gram = 4.878049 carat (troy)

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.

Score: 0

15.4 carat (troy) equals 3.16 gram.

Correct answer: 15.4 carat (troy) = 3.16 gram.

9 gram equals 48.3 carat (troy).

Correct answer: 9 gram = 43.9 carat (troy).

182 carat (troy) equals 42.9 gram.

Correct answer: 182 carat (troy) = 37.3 gram.