Grams to Carats (g to ct)
Free online gram to carat converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
WEIGHT AND MASS CONVERTER — INSTANT RESULT
Formula: multiply the gram value by 5 — i.e. ct = g × 5
Quick check: 1 g = 5 ct
Quick check: 1 g = 5 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 |
How to convert grams to carats
To convert grams to carats, multiply the amount in grams by 5. For example, 10 g = 50 ct. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between metric, avoirdupois, troy and apothecary mass units. The kilogram is the SI base unit of mass; pounds and ounces below follow the international avoirdupois definitions (1 lb = 0.45359237 kg exactly).
Frequently asked questions
How many carats are in one gram?
One gram is exactly 5 carats.
How do I convert g to ct?
Multiply the g value by 5 to get ct. The converter at the top of this page does this automatically and works in both directions.
How much is 100 grams in carats?
100 grams equals 500 carats.