Mass per volume density.
Stones per Cup to Carats per Pint Converter — st/cup to ct/pt
Convert Stone per Cup (st/cup) to Carat per Pint (ct/pt) using the exact conversion factor (1 stone per cup = 63,502.9318 carat per pint). See the formula, worked examples, and conversion table.
Stones per Cup to Carats 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 26841.11972 / 0.4226752838.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cup to Carats per Pint
Stone per Cup and Carat 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
carats per pint = stones per cup × 63502.9318
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cup equals 26841.119719 base units, and 1 carat per pint equals 0.422675283773 base units, so dividing one by the other gives the direct stone per cup-to-carat per pint factor of 63502.9318.
Simple example
1 st/cup × 63502.9318 = 63,502.9318 ct/pt
1 stone per cup = 63,502.9318 carats per pint.
Real-world example
1,000 st/cup × 63502.9318 = 63,502,931.8 ct/pt
1,000 stones per cup = 63,502,931.8 carats per pint.
Conversion table
| Stone per Cup (st/cup) | Carat per Pint (ct/pt) |
|---|---|
| 0.1 st/cup | 6,350.29318 ct/pt |
| 1 st/cup | 63,502.9318 ct/pt |
| 10 st/cup | 635,029.318 ct/pt |
| 100 st/cup | 6,350,293.18 ct/pt |
| 1,000 st/cup | 63,502,931.8 ct/pt |
| 10,000 st/cup | 635,029,318 ct/pt |
Reverse conversion: Carat per Pint to Stone per Cup
1 ct/pt × 0.00001574730444 = 0.0000157473 st/cup
1 carat per pint = 0.0000157473 stones per cup.
stones per cup = carats per pint × 0.0000157473044418
For a page dedicated to this direction, see Carat per Pint to Stone per Cup.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Understanding the Carat per Pint (ct/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per pint are in 1 stone per cup?
1 stone per cup equals 63,502.9318 carats per pint, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cup to carat per pint?
Multiply the stone per cup value by 63502.9318. The converter above does this instantly to whatever precision you set.
How do I convert carat per pint back to stone per cup?
Use the reverse factor: 1 carat per pint equals 0.0000157473 stones per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
What is a carat per pint?
Carat per Pint (ct/pt) is a unit of density.
Is the stone per cup to carat per pint conversion exact?
Yes. Both stone per cup and carat per pint are defined by fixed standards rather than physical artifacts, so the factor of 63502.9318 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.