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stone to carats | Exact Decimal + Stone/Pounds

1 Stone = 31751.4659 Carat

Conversions between Stone (st) and Carat (ct) are essential in the weight & mass category. This tool provides a quick, free, and accurate way to convert stones to carats for academic, professional, or personal calculations. Check the detailed conversion table and formula explanation below for more context.

Weight & Mass Converter

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Formula

ct = st × 31751.4659

To convert Stone to Carat, use the formula displayed above.

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Stone to Carat: Quick Reference Table

Stone Carat (Decimal) Fraction
0.001 st 31.751466 ct 31 3/4 ct
0.01 st 317.514659 ct 317 33/64 ct
0.1 st 3175.14659 ct 3175 9/64 ct
0.5 st 15875.73295 ct 15875 47/64 ct
1 st 31751.4659 ct 31751 15/32 ct
2 st 63502.9318 ct 63502 15/16 ct
5 st 158757.3295 ct 158757 21/64 ct
10 st 317514.659 ct 317514 21/32 ct
25 st 793786.6475 ct 793786 41/64 ct
50 st 1587573.295 ct 1587573 19/64 ct
100 st 3175146.59 ct 3175146 19/32 ct
250 st 7937866.475 ct 7937866 15/32 ct
500 st 15875732.95 ct 15875732 61/64 ct
1000 st 31751465.9 ct 31751465 29/32 ct

st to ct Formula and Examples

Direct Formula ct = st × 31751.4659
Inverse Formula st = ct × 0.000031
Mental Math Shortcut

Multiply the value by roughly 31751.5 to calculate the equivalent amount in your head.

Common Stone to Carat Calculations

  • 5 st = 158757.3295 ct
  • 10 st = 317514.659 ct
  • 50 st = 1587573.295 ct
  • 100 st = 3175146.59 ct
  • 500 st = 15875732.95 ct

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How to Convert Stone to Carat

How many carats are in a stone?
1 Stone (st) is equal to 31751.4659 Carat (ct). To convert stones to carats, multiply your value by 31751.4659.
How do I convert stone to carat?
To convert Stone to Carat, use the formula: Carat = Stone × 31751.4659. For example, 5 st = 158757.3295 ct.
What is the formula for st to ct?
The formula is: ct = st × 31751.4659. This is based on the exact SI conversion factor. Use our calculator above to convert any value instantly.