Mass per volume density.
Carats per Cubic Meter to Stones per Pint Converter — ct/m3 to st/pt
Convert Carat per Cubic Meter (ct/m3) to Stone per Pint (st/pt) using the exact conversion factor (1 carat per cubic meter = 1.490251e-8 stone per pint). See the formula, worked examples, and conversion table.
Carats per Cubic Meter to Stones per Pint converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 0.0002 / 13420.55986.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Cubic Meter to Stones per Pint
Carat per Cubic Meter and Stone per Pint both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
stones per pint = carats per cubic meter × 1.490251e-8
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per cubic meter equals 0.0002 base units, and 1 stone per pint equals 13420.5598595 base units, so dividing one by the other gives the direct carat per cubic meter-to-stone per pint factor of 1.490251e-8.
Simple example
1 ct/m3 × 1.490251e-8 = 1.490251e-8 st/pt
1 carat per cubic meter = 1.490251e-8 stones per pint.
Real-world example
1,000 ct/m3 × 1.490251e-8 = 0.0000149025 st/pt
1,000 carats per cubic meter = 0.0000149025 stones per pint.
Conversion table
| Carat per Cubic Meter (ct/m3) | Stone per Pint (st/pt) |
|---|---|
| 0.1 ct/m3 | 1.490251e-9 st/pt |
| 1 ct/m3 | 1.490251e-8 st/pt |
| 10 ct/m3 | 1.490251e-7 st/pt |
| 100 ct/m3 | 0.0000014903 st/pt |
| 1,000 ct/m3 | 0.0000149025 st/pt |
| 10,000 ct/m3 | 0.0001490251 st/pt |
Reverse conversion: Stone per Pint to Carat per Cubic Meter
1.490251e-8 st/pt × 67102799.3 = 1.000000138 ct/m3
1.490251e-8 stones per pint = 1.000000138 carats per cubic meter.
carats per cubic meter = stones per pint × 67102799.2975
For a page dedicated to this direction, see Stone per Pint to Carat per Cubic Meter.
Understanding the Carat per Cubic Meter (ct/m3)
Mass per volume density.
Understanding the Stone per Pint (st/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per pint are in 1 carat per cubic meter?
1 carat per cubic meter equals 1.490251e-8 stones per pint, using the exact defined conversion factor rather than an estimate.
How do I convert carat per cubic meter to stone per pint?
Multiply the carat per cubic meter value by 1.490251e-8. The converter above does this instantly to whatever precision you set.
How do I convert stone per pint back to carat per cubic meter?
Use the reverse factor: 1 stone per pint equals 67,102,799.3 carats per cubic meter. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per cubic meter?
Carat per Cubic Meter (ct/m3) is a unit of density.
What is a stone per pint?
Stone per Pint (st/pt) is a unit of density.
Is the carat per cubic meter to stone per pint conversion exact?
Yes. Both carat per cubic meter and stone per pint are defined by fixed standards rather than physical artifacts, so the factor of 1.490251e-8 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.