Carat per Milliliter (ct/mL) expresses mass in carat per unit volume in milliliter, found by dividing a mass value by a volume value.
Carat per Milliliter to Stone per Cubic Centimeter
Convert carat per milliliter (ct/mL) to stone per cubic centimeter (st/cm3) instantly with formula, conversion table, and FAQ.
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Convert carat per milliliter (ct/mL) to stone per cubic centimeter (st/cm3) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Cubic Centimeter (st/cm3) expresses mass in stone per unit volume in cubic centimeter, found by dividing a mass value by a volume value.
st/cm3 = ct/mL × 3.149461e-5
Results update instantly for Carat per Milliliter to Stone per Cubic Centimeter conversions.
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Formula
st/cm3 = ct/mL × 3.149461e-5
ct/mL = st/cm3 × 31751.4659
Conversion table
| 1 ct/mL | 3.149461e-5 st/cm3 |
| 5 ct/mL | 0.000157 st/cm3 |
| 10 ct/mL | 0.000315 st/cm3 |
| 20 ct/mL | 0.00063 st/cm3 |
| 50 ct/mL | 0.001575 st/cm3 |
| 100 ct/mL | 0.003149 st/cm3 |
| 500 ct/mL | 0.015747 st/cm3 |
| 1000 ct/mL | 0.031495 st/cm3 |
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How the formula works
Both carat per milliliter and stone per cubic centimeter measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in carat per milliliter by 3.149461e-5 to get stone per cubic centimeter. To reverse the conversion, multiply a stone per cubic centimeter value by 31751.4659 to get back to carat per milliliter.
Frequently asked questions
What is Carat per Milliliter (ct/mL)?
Carat per Milliliter (ct/mL) expresses mass in carat per unit volume in milliliter, found by dividing a mass value by a volume value.
What is Stone per Cubic Centimeter (st/cm3)?
Stone per Cubic Centimeter (st/cm3) expresses mass in stone per unit volume in cubic centimeter, found by dividing a mass value by a volume value.
How do I convert carat per milliliter to stone per cubic centimeter?
Multiply the carat per milliliter value by 3.149461e-5 to get the equivalent in stone per cubic centimeter. For example, 5 ct/mL × 3.149461e-5 = 0.000157 st/cm3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 3.149461e-5 is an exact, non-rounded value.
Can I convert stone per cubic centimeter back to carat per milliliter?
Yes. Divide the stone per cubic centimeter value by 3.149461e-5, or multiply it by 31751.4659, to get carat per milliliter.
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About converting carat per milliliter to stone per cubic centimeter
Carat per Milliliter (ct/mL) expresses mass in carat per unit volume in milliliter, found by dividing a mass value by a volume value. Stone per Cubic Centimeter (st/cm3) expresses mass in stone per unit volume in cubic centimeter, found by dividing a mass value by a volume value.
Use this calculator to move between carat per milliliter and stone per cubic centimeter accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.