Convert Carat (Metric) to kilograms
Western Europe · European Weight · standardized · modern
Exact by definition The unit is fixed by statute or standard against an exactly defined anchor, so the only rounding is in the digits displayed.
Quick answer
1 Carat (Metric) = 0.0002 kilograms
1 Carat (Metric) = 0.0002 kilograms. Carat (Metric) is a traditional mass unit from Western Europe.
Convert any amount
Carat (Metric) to kilograms table
| Carat (Metric) | kilograms |
|---|---|
| 0.25 Carat (Metric) | 0.00005 kilograms |
| 0.5 Carat (Metric) | 0.0001 kilograms |
| 1 Carat (Metric) | 0.0002 kilograms |
| 2 Carat (Metric) | 0.0004 kilograms |
| 3 Carat (Metric) | 0.0006 kilograms |
| 4 Carat (Metric) | 0.0008 kilograms |
| 5 Carat (Metric) | 0.001 kilograms |
| 10 Carat (Metric) | 0.002 kilograms |
| 20 Carat (Metric) | 0.004 kilograms |
| 25 Carat (Metric) | 0.005 kilograms |
| 50 Carat (Metric) | 0.01 kilograms |
| 100 Carat (Metric) | 0.02 kilograms |
About the Carat (Metric)
International gemstone weight. 1 Carat = 0.2g exactly.
- Symbol
- ct
- Value in SI
- 1 Carat (Metric) = 0.0002 kilogram
- Typical use
- jewellery
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI kilogram. See our methodology and data provenance pages for how these values are sourced and verified.
Frequently asked
How many kilograms are in a Carat (Metric)?
1 Carat (Metric) = 0.0002 kilograms. Multiply the number of Carat (Metric) by 0.0002 to get kilograms.
What is Carat (Metric) used for?
International gemstone weight. 1 Carat = 0.2g exactly. It is classified as standardized and dates from the modern period.
Is the Carat (Metric) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI kilogram, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Carat (Metric) conversion?
Exact by definition — The unit is fixed by statute or standard against an exactly defined anchor, so the only rounding is in the digits displayed. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert Carat (Metric) to kilograms. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/carat-to-kilogram
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