Convert Carat to Grain (ct to gr)
How to convert carats to grains
To convert carats to grains, multiply carats by 3.086471670588
To convert grains to carats, divide grains by 3.086471670588
Common carat to grain examples
| Carat (ct) | Grain (gr) |
|---|---|
| 1 ct | 3.0864716706 gr |
| 10 ct | 30.8647167059 gr |
| 50 ct | 154.3235835294 gr |
| 100 ct | 308.6471670588 gr |
| 250 ct | 771.6179176471 gr |
| 500 ct | 1,543.2358352941 gr |
| 1,000 ct | 3,086.4716705883 gr |
| 10,000 ct | 30,864.7167058829 gr |
| 100,000 ct | 308,647.1670588286 gr |
| 1,000,000 ct | 3,086,471.6705882861 gr |
Frequently asked questions
How many grains are in 100 carats?
100 ct equals about 308.647167 gr.
What is the carats to grains formula?
Use grains = carats × 3.086471670588. For reverse conversion, carats = grains × 0.32399455.
Can I convert grains to carats too?
Yes. The calculator supports two-way conversion. Edit either field and the other updates instantly.
Is this conversion exact?
The converter uses fixed unit factors. Display values are rounded for readability.