Convert Carats to Grams
1 carat = 0.2 grams. Multiply the number of carats by 0.2.
Carats to Grams table
| Carats | Grams |
|---|---|
| 1 ct | 0.2 g |
| 2 ct | 0.4 g |
| 3 ct | 0.6 g |
| 4 ct | 0.8 g |
| 5 ct | 1 g |
| 10 ct | 2 g |
| 20 ct | 4 g |
| 25 ct | 5 g |
| 50 ct | 10 g |
| 100 ct | 20 g |
| 500 ct | 100 g |
| 1000 ct | 200 g |
Carats to Grams in your head
Divide by 5.
That is exact for everyday purposes.
10 ct → 2 g in your head, 2 g exactly.
About these units
The carat (ct) is a specialist or regional unit of weight & mass, equal to 0.0002 kilograms.
The gram (g) is a metric unit of weight & mass, equal to 0.001 kilograms.
Going the other way, 1 gram = 5 carats. Weight conversions trip people up because three different 'tons' and two different 'ounces' are in daily use. This converter keeps them straight: metric mass, avoirdupois weight, troy weight for precious metals, and the stone still used across the UK and Ireland.
Frequently asked
- How many grams are in a carat?
- 1 carat = 0.2 grams.
- How do you convert carats to grams?
- Multiply the number of carats by 0.2.
- What is 10 ct in g?
- 10 ct = 2 g.