Carats to Milligrams: the quick answer
1 ct = 200 mg
1 carat equals 200 milligrams
To convert carats to milligrams, multiply the value by 200. To go the other way, multiply milligrams by 0.005 to get carats.
To convert carats to milligrams, multiply the value by 200. To go the other way, multiply milligrams by 0.005 to get carats.
| Carats (ct) | Milligrams (mg) |
|---|---|
| 1 ct | 200 mg |
| 2 ct | 400 mg |
| 3 ct | 600 mg |
| 4 ct | 800 mg |
| 5 ct | 1,000 mg |
| 6 ct | 1,200 mg |
| 7 ct | 1,400 mg |
| 8 ct | 1,600 mg |
| 9 ct | 1,800 mg |
| 10 ct | 2,000 mg |
| 12 ct | 2,400 mg |
| 14 ct | 2,800 mg |
| 15 ct | 3,000 mg |
| 20 ct | 4,000 mg |
| 21 ct | 4,200 mg |
| 24 ct | 4,800 mg |
| 25 ct | 5,000 mg |
| 30 ct | 6,000 mg |
| 40 ct | 8,000 mg |
| 50 ct | 10,000 mg |
| 60 ct | 12,000 mg |
| 75 ct | 15,000 mg |
| 80 ct | 16,000 mg |
| 100 ct | 20,000 mg |
| 200 ct | 40,000 mg |
| 250 ct | 50,000 mg |
| 300 ct | 60,000 mg |
| 400 ct | 80,000 mg |
| 500 ct | 100,000 mg |
| 750 ct | 150,000 mg |
| 1,000 ct | 200,000 mg |
Carat (ct). The metric carat is 200 milligrams, the unit for diamonds and gemstones.
Milligram (mg). A milligram is one thousandth of a gram, used for medicine doses and nutrition labels.
There are 200 milligrams in one carat.
Multiply the number of carats by 200. For example, 10 carats equal 2,000 milligrams.
One milligram equals 0.005 carats.
2,400 milligrams. Other common values: 5 carats = 1,000 milligrams and 100 carats = 20,000 milligrams.