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Convert koku to carat

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

- scroll: formula · table · questions -

  • 1 koku = 901950 ct
  • 1 ct = 0.000001 koku

Koku to carat conversion table

koku carat
1 901950
2 1803900
5 4509750
10 9019500
20 18039000
50 45097500
100 90195000

Formula to convert koku to carat

To convert koku to carat, multiply by 901950.

1 koku = 901950 ct
Example: 1 koku = 901950 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 koku to/from carat conversion quiz

Score: 0

2 carat equals 2.22e-6 koku.

Correct answer: 2 carat = 2.22e-6 koku.

10 koku equals 4.51e+7 carat.

Correct answer: 10 koku = 9.02e+6 carat.

10 carat equals 1.11e-5 koku.

Correct answer: 10 carat = 1.11e-5 koku.

25 carat equals 5.54e-6 koku.

Correct answer: 25 carat = 2.77e-5 koku.

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