Carats to Milligrams Converter
CommonKilograms, pounds, ounces, stones and more.
How to convert Carats to Milligrams
Multiply the carats value by 200: 1 ct = 200 mg. Going the other way, 1 mg = 0.005 ct, so divide by 200 or use the Milligrams to Carats converter.
About these units
Carats (ct)
A carat is exactly 0.2 grams and is the unit for gemstone weights. It should not be confused with karat, which measures gold purity.
Milligrams (mg)
A milligram is one thousandth of a gram. Medication doses and vitamin contents are usually stated in milligrams.
Carats to Milligrams conversion table
| 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 |
| 10 ct | 2,000 mg |
| 20 ct | 4,000 mg |
| 25 ct | 5,000 mg |
| 50 ct | 10,000 mg |
| 100 ct | 20,000 mg |
| 500 ct | 100,000 mg |
| 1,000 ct | 200,000 mg |
More carats conversions
- Carats to Atomic Mass Units1 ct = 1.2044e+23 u
- Carats to Daltons1 ct = 1.2044e+23 Da
- Carats to Planck Mass1 ct = 9,188.18 mP
- Carats to Electron Mass1 ct = 2.1955e+26 me
- Carats to Muon Mass1 ct = 1.0618e+24 mµ
- Carats to Proton Mass1 ct = 1.1957e+23 mp
- Carats to Neutron Mass1 ct = 1.1941e+23 mn
- Carats to Deuteron Mass1 ct = 5.9816e+22 md
- Carats to Kilograms1 ct = 0.0002 kg
- Carats to Pounds1 ct = 0.000440925 lb
- Carats to Troy Ounces1 ct = 0.00643015 oz t
- Carats to Earth Mass1 ct = 3.3467e-29 M⊕
See every unit on the Weight Converter.