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Convert grain (troy) to carat

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

  • 1 gr t = 0.323995 ct
  • 1 ct = 3.086472 gr t

Example: grain (troy) to carat

  • 1 grain (troy) = 0.323995 carat

Grain (troy) to carat conversion table

grain (troy) carat
1 0.323995
2 0.647989
5 1.619973
10 3.239945
20 6.479891
50 16.199727
100 32.399455

Grain (troy) to carat formula

To convert grain (troy) to carat, multiply by 0.323995.

1 gr t = 0.323995 ct
Example: 1 grain (troy) = 0.323995 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 grain (troy) and carat conversion quiz

Score: 0

23 carat equals 71 grain (troy).

Correct answer: 23 carat = 71 grain (troy).

106 carat equals 294 grain (troy).

Correct answer: 106 carat = 327 grain (troy).

2 carat equals 6.17 grain (troy).

Correct answer: 2 carat = 6.17 grain (troy).

166 carat equals 512 grain (troy).

Correct answer: 166 carat = 512 grain (troy).

15.7 grain (troy) equals 4.58 carat.

Correct answer: 15.7 grain (troy) = 5.09 carat.

More mass conversions