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Convert Stones to Carats

1 stone = 31,751.47 carats. Type any value below to convert in either direction — the calculation happens in your browser.

Stones to Carats formula

Multiply the number of stones by 31751.47 to get carats.

carats = stones × 31751.47

To go the other way: divide the number of carats by 31751.47, or multiply by 0.00003149461.

stones = carats ÷ 31751.47

Stones to Carats conversion table

StonesCarats
1 st31,751.47 ct
2 st63,502.93 ct
3 st95,254.4 ct
4 st127,005.9 ct
5 st158,757.3 ct
6 st190,508.8 ct
7 st222,260.3 ct
8 st254,011.7 ct
9 st285,763.2 ct
10 st317,514.7 ct
15 st476,272 ct
20 st635,029.3 ct
25 st793,786.6 ct
30 st952,544 ct
40 st1,270,059 ct
50 st1,587,573 ct
75 st2,381,360 ct
100 st3,175,147 ct
250 st7,937,866 ct
500 st15,875,733 ct
1,000 st31,751,466 ct

Carats to Stones conversion table

CaratsStones
1 ct0.00003149461 st
2 ct0.00006298922 st
3 ct0.00009448383 st
4 ct0.0001259784 st
5 ct0.000157473 st
6 ct0.0001889677 st
7 ct0.0002204623 st
8 ct0.0002519569 st
9 ct0.0002834515 st
10 ct0.0003149461 st

About the stone

A stone is 14 pounds, about 6.35 kilograms, and is still how body weight is quoted in the United Kingdom and Ireland.

About the carat

A metric carat is exactly 200 milligrams and is the mass unit for gemstones and pearls.

Frequently asked questions

How many carats are in a stone?

There are 31,751.47 carats in one stone.

How many stones are in a carat?

There are 0.00003149461 stones in one carat.

Is this conversion exact?

The ratio between the stone and the carat is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.

What is 10 stones in carats?

10 stones equals 317,514.7 carats.

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