Table Of Contents
Carat to kilograms Conversion
1 carat (CD) is equal to 0.0002 kilograms (kg).
1 CD = 0.0002 kg
or
1 kg = 5000 CD
Formula
To convert a mass from carat (CD) to kilograms (kg), divide the mass in carat by 5000
m(kg) = m(CD) / 5000
Examples:
Convert 250 carat to kilograms:
m(kg) = 250CD / 5000 = 0.05 kg
Conversion table
| Carat (CD) | Kilograms (kg) |
|---|---|
| 1 CD | 2.0e-4 kg |
| 2 CD | 4.0e-4 kg |
| 3 CD | 6.0e-4 kg |
| 5 CD | 0.001 kg |
| 10 CD | 0.002 kg |
| 20 CD | 0.004 kg |
| 25 CD | 0.005 kg |
| 50 CD | 0.01 kg |
| 100 CD | 0.02 kg |
| 250 CD | 0.05 kg |
| 500 CD | 0.1 kg |
| 1000 CD | 0.2 kg |
| Kilograms (kg) | Carat (CD) |
|---|---|
| 1 kg | 5000 CD |
| 2 kg | 10000 CD |
| 3 kg | 15000 CD |
| 5 kg | 25000 CD |
| 10 kg | 50000 CD |
| 20 kg | 100000 CD |
| 25 kg | 125000 CD |
| 50 kg | 250000 CD |
| 100 kg | 500000 CD |
| 250 kg | 1250000 CD |
| 500 kg | 2500000 CD |
| 1000 kg | 5000000 CD |
Frequently asked questions
How do I convert carat to kilograms?
Divide the value in carat by 5000 to get the result in kilograms. For example, 5 CD ÷ 5000 = 0.001 kg.
How many kilograms are in 1 carat?
1 carat (CD) is equal to 2.0e-4 kilograms (kg).
How do I convert kilograms back to carat?
Use the inverse operation: multiply the value in kilograms by 5000 to get the result in carat.
How accurate is the carat to kilograms conversion?
The converter multiplies by the conversion factor 5000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Handbook 44, Appendix C — General Tables of Units of Measurement (current edition)
- NIST Guide to the SI (SP 811), Appendix B.9: Factors for units listed by kind of quantity or field of science
- Circular of the Bureau of Standards No. 43: The Metric Carat (1st edition, issued November 1, 1913)