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Convert carat (troy) to milligram

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

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  • 1 ct t = 205 mg
  • 1 mg = 0.004878 ct t

Carat (troy) to milligram conversion table

carat (troy) milligram
1 205
2 410
5 1025
10 2050
20 4100
50 10250
100 20500

Formula to convert carat (troy) to milligram

To convert carat (troy) to milligram, multiply by 205.

1 ct t = 205 mg
Example: 1 carat (troy) = 205 milligram

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 carat (troy) to/from milligram conversion quiz

Score: 0

172 carat (troy) equals 2.12e+4 milligram.

Correct answer: 172 carat (troy) = 3.53e+4 milligram.

40 carat (troy) equals 8.2e+3 milligram.

Correct answer: 40 carat (troy) = 8.2e+3 milligram.

23 carat (troy) equals 4.72e+3 milligram.

Correct answer: 23 carat (troy) = 4.72e+3 milligram.

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