Convert Carats (ct) to Grams (g)
Need to switch Carats into Grams? Use the ratio 0.2 — that is, 1 ct = 0.2 g — to get an accurate result every time.
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Formula
1 ct = 0.2 g
To convert ct to g, divide the value by 5.
Conversion Table
| Carats (ct) | Grams (g) |
|---|---|
| 0.01 ct | 0.002 g |
| 0.1 ct | 0.02 g |
| 0.5 ct | 0.1 g |
| 1 ct | 0.2 g |
| 2 ct | 0.4 g |
| 3 ct | 0.6 g |
| 5 ct | 1 g |
| 10 ct | 2 g |
| 15 ct | 3 g |
| 20 ct | 4 g |
| 25 ct | 5 g |
| 50 ct | 10 g |
| 100 ct | 20 g |
| 250 ct | 50 g |
| 500 ct | 100 g |
| 1000 ct | 200 g |
| 2500 ct | 500 g |
| 5000 ct | 1000 g |
| 10000 ct | 2000 g |
| 50000 ct | 10000 g |
Common ct to g Examples
- 1 ct = 0.2 g
- 5 ct = 1 g
- 10 ct = 2 g
- 25 ct = 5 g
- 50 ct = 10 g
- 100 ct = 20 g
- 500 ct = 100 g
- 1000 ct = 200 g
Frequently Asked Questions
What is the formula to convert ct to g?
The formula is 1 ct = 0.2 g. To convert any value, divide the value by 5.
How much is 1 ct in g?
1 ct equals 0.2 g. This ratio applies to every conversion between the two units.
Is the conversion from ct to g exact?
The ratio 0.2 is defined to high precision and is exact for most practical purposes. Rounding only matters when many decimal places are needed.
How do I convert ct to g by hand?
Take the value in ct and divide the value by 5. The result is the same value expressed in g.
Can I convert g back to ct?
Yes. Simply invert the ratio: divide the g value by 0.2 to get the equivalent in ct.
How many decimal places should I keep when converting ct to g?
For everyday use, 2 to 4 decimal places are enough. Scientific or engineering work may require 6 or more.