Grams to carats
1 gram = 5 ct · 1 carat = 0.2 g
How to convert grams to carats
To convert grams to carats, multiply the value by 5.
Formula: ct = g × 5
Example: 10 g = 50 ct
Grams to carats conversion table
| grams (g) | carats (ct) |
|---|---|
| 1 g | 5 ct |
| 2 g | 10 ct |
| 3 g | 15 ct |
| 4 g | 20 ct |
| 5 g | 25 ct |
| 6 g | 30 ct |
| 7 g | 35 ct |
| 8 g | 40 ct |
| 9 g | 45 ct |
| 10 g | 50 ct |
| 15 g | 75 ct |
| 20 g | 100 ct |
| 25 g | 125 ct |
| 30 g | 150 ct |
| 40 g | 200 ct |
| 50 g | 250 ct |
| 75 g | 375 ct |
| 100 g | 500 ct |
| 250 g | 1,250 ct |
| 500 g | 2,500 ct |
| 1,000 g | 5,000 ct |
About these units
Gram (g)
A gram (g) is one thousandth of a kilogram. Recipes, nutrition labels and gold prices commonly use grams.
Carat (ct)
The metric carat (ct) is exactly 200 mg and weighs gemstones such as diamonds. It is not the karat that states gold purity (24K, 21K, 18K).
Frequently asked questions
How many carats are in 1 gram?
1 g = 5 ct
How many grams are in 1 carat?
1 ct = 0.2 g
What is 100 g in ct?
100 g = 500 ct (100 × 5)
What is 500 g in ct?
500 g = 2,500 ct (500 × 5)