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Convert carats to grams

Convert carats (ct) to grams (g). 1 ct = 0.2 g, and 1 g = 5 ct.

1 ct = 0.2 g

Carats to Grams formula

g = ct × 0.2

Multiply the number of carats by 0.2.

Example: To convert 1 ct to grams: 1 × 0.2 = 0.2 g.

Quick answers

What is 1 ct in grams?
1 ct = 0.2 g
What is 2 ct in grams?
2 ct = 0.4 g

Carats to Grams conversion table

Grams to Carats table
carats (ct)grams (g)
0.25 ct0.05 g
0.5 ct0.1 g
0.75 ct0.15 g
1 ct0.2 g
1.5 ct0.3 g
2 ct0.4 g
3 ct0.6 g
5 ct1 g
10 ct2 g
50 ct10 g
100 ct20 g

Frequently asked questions

How many carats are in a gram?

There are 5 carats in a gram (1 g = 5 ct), so 1 ct = 0.2 g.

How do I convert carats to grams?

Multiply the number of carats by 0.2. To convert 1 ct to grams: 1 × 0.2 = 0.2 g.

Is the Carats to Grams conversion exact?

Yes. Both units are defined exactly, so 1 carat is exactly 0.2 grams. Results on this page are rounded to six significant digits; pick more decimals in the converter if you need them.

What is 1 ct in grams?

1 ct = 0.2 g.

How do I convert grams back to carats?

Use the reverse relationship: 1 g = 5 ct. The Grams to Carats page has a converter and a full table.

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