Carat per Cup (ct/cup) expresses mass in carat per unit volume in cup, found by dividing a mass value by a volume value.
Carat per Cup to Carat per Cubic Millimeter
Convert carat per cup (ct/cup) to carat per cubic millimeter (ct/mm3) instantly with formula, conversion table, and FAQ.
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Convert carat per cup (ct/cup) to carat per cubic millimeter (ct/mm3) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Carat per Cubic Millimeter (ct/mm3) expresses mass in carat per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
ct/mm3 = ct/cup × 4.226753e-6
Results update instantly for Carat per Cup to Carat per Cubic Millimeter conversions.
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Formula
ct/mm3 = ct/cup × 4.226753e-6
ct/cup = ct/mm3 × 236588.2365
Conversion table
| 1 ct/cup | 4.226753e-6 ct/mm3 |
| 5 ct/cup | 2.113376e-5 ct/mm3 |
| 10 ct/cup | 4.226753e-5 ct/mm3 |
| 20 ct/cup | 8.453506e-5 ct/mm3 |
| 50 ct/cup | 0.000211 ct/mm3 |
| 100 ct/cup | 0.000423 ct/mm3 |
| 500 ct/cup | 0.002113 ct/mm3 |
| 1000 ct/cup | 0.004227 ct/mm3 |
Related conversions
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How the formula works
Both carat per cup and carat per cubic millimeter measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in carat per cup by 4.226753e-6 to get carat per cubic millimeter. To reverse the conversion, multiply a carat per cubic millimeter value by 236588.2365 to get back to carat per cup.
Frequently asked questions
What is Carat per Cup (ct/cup)?
Carat per Cup (ct/cup) expresses mass in carat per unit volume in cup, found by dividing a mass value by a volume value.
What is Carat per Cubic Millimeter (ct/mm3)?
Carat per Cubic Millimeter (ct/mm3) expresses mass in carat per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
How do I convert carat per cup to carat per cubic millimeter?
Multiply the carat per cup value by 4.226753e-6 to get the equivalent in carat per cubic millimeter. For example, 5 ct/cup × 4.226753e-6 = 2.113376e-5 ct/mm3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 4.226753e-6 is an exact, non-rounded value.
Can I convert carat per cubic millimeter back to carat per cup?
Yes. Divide the carat per cubic millimeter value by 4.226753e-6, or multiply it by 236588.2365, to get carat per cup.
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About converting carat per cup to carat per cubic millimeter
Carat per Cup (ct/cup) expresses mass in carat per unit volume in cup, found by dividing a mass value by a volume value. Carat per Cubic Millimeter (ct/mm3) expresses mass in carat per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
Use this calculator to move between carat per cup and carat per cubic millimeter accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.