Carat → Milligram (ct → mg)

1 ct = 200 mg
1 Carat (ct) = 200 Milligram (mg).

Carat (ct):


Milligram (mg):

If you want to reverse convert, use Milligram → Carat. 1 mg = 0.005 ct. You can also explore the full Mass converter page for more cross conversions.

Conversion formula

Carat to Milligram formula: value in mg = value in ct × 200.

Milligram to Carat formula: value in ct = value in mg × 0.005.

How to convert Carat to Milligram

To convert Carat to Milligram, multiply the value in ct by 200. This gives the result in mg.

For example, 1 ct = 200 mg and 10 ct = 2000 mg.

What is Carat?

Carat (ct): Measures gemstone mass. It is not the same as the karat rating of gold purity. 1 ct = 200 mg = 0.2 g.

What is Milligram?

Milligram (mg): Describes small masses such as laboratory samples; a thousand times smaller than a gram. 1 mg = 0.001 g.

FAQ

Carat → other Mass units

• 1 carat → kilogram = 0.0002 kilogram
• 1 carat = 2.0E-7 metric ton
• 1 carat → gram = 0.2 gram
• 1 carat → milligram = 200 milligram
• 1 carat = 200000 microgram
• 1 carat = 2.0E-6 quintal
• 1 carat → pound = 0.00044092452436976 pound
• 1 carat → ounce = 0.0070547923961373 ounce
• 1 carat → grain = 3.0864716705883 grain
• 1 carat → stone = 3.1494608883554E-5 stone
• 1 carat = 1.9684130528973E-7 long ton
• 1 carat = 2.2046226218488E-7 short ton

Carat → Milligram Table

The table below shows common values from Carat to Milligram and the reverse direction for quick reference.

Milligram → Carat Table

Milligram → Carat

The reverse value is 1 mg = 0.005 ct.