Grains to Carats Converter
CommonKilograms, pounds, ounces, stones and more.
How to convert Grains to Carats
Multiply the grains value by 0.323995: 1 gr = 0.323995 ct. Going the other way, 1 ct = 3.08647 gr, so divide by 0.323995 or use the Carats to Grains converter.
About these units
Grains (gr)
A grain is 1/7,000 of a pound, exactly 64.79891 milligrams. It is still used for bullet and arrow weights and some pharmaceutical measures.
Carats (ct)
A carat is exactly 0.2 grams and is the unit for gemstone weights. It should not be confused with karat, which measures gold purity.
Grains to Carats conversion table
| Grains (gr) | Carats (ct) |
|---|---|
| 1 gr | 0.323995 ct |
| 2 gr | 0.647989 ct |
| 3 gr | 0.971984 ct |
| 4 gr | 1.29598 ct |
| 5 gr | 1.61997 ct |
| 10 gr | 3.23995 ct |
| 20 gr | 6.47989 ct |
| 25 gr | 8.09986 ct |
| 50 gr | 16.1997 ct |
| 100 gr | 32.3995 ct |
| 500 gr | 161.997 ct |
| 1,000 gr | 323.995 ct |
More grains conversions
- Grains to Pounds1 gr = 0.000142857 lb
- Grains to Ounces1 gr = 0.00228571 oz
- Grains to Stones1 gr = 1.0204e-5 st
- Grains to Tons US1 gr = 7.1429e-8 ton (US)
- Grains to Tons UK1 gr = 6.3776e-8 ton (UK)
- Grains to Hundredweights US1 gr = 1.4286e-6 cwt (US)
- Grains to Hundredweights UK1 gr = 1.2755e-6 cwt (UK)
- Grains to Drams1 gr = 0.0365714 dr
- Grains to Kilograms1 gr = 6.4799e-5 kg
- Grains to Atomic Mass Units1 gr = 3.9023e+22 u
- Grains to Troy Ounces1 gr = 0.00208333 oz t
- Grains to Earth Mass1 gr = 1.0843e-29 M⊕
See every unit on the Weight Converter.