ct to mg
Convert Carat to Milligram
Convert Carat to Milligram instantly with the tool above. The conversion factor is 200, meaning 1 carat equals 200 milligrams. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
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1 Carat = 200 milligrams
1 Milligram = 0.005 carats
Quick reference
Common carats converted to milligrams at a glance.
| ct | mg |
|---|---|
| 1 | 200 |
| 2 | 400 |
| 5 | 1,000 |
| 10 | 2,000 |
| 25 | 5,000 |
| 50 | 10,000 |
| 100 | 20,000 |
| 500 | 100,000 |
| 1,000 | 200,000 |
How to convert carats to milligrams
To convert a value from carats to milligrams, multiply the carat value by 200 milligrams. For example, 10 carats × that factor = 2,000 milligrams.
This carat to milligram converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many milligrams are in 1 carat?+
1 carat is equal to 200 milligrams.
How do you convert carats to milligrams?+
To convert carats to milligrams, multiply the carat value by 200. For example, 10 carats × 200 = 2,000 milligrams.
What is the formula to convert carats to milligrams?+
Carat → Milligram: value × 200. Equivalently, 1 carat = 200 milligrams.
Is this Carat to Milligram converter free to use?+
Yes. This carat to milligram converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.