9 Carats to Grams
9 ct = 1.8 g
9 carats equals 1.8 grams.
How to convert 9 ct to g
Use the formula g = ct × 0.2:
g = 9 × 0.2g = 1.8
So 9 ct = 1.8 g.
Rounded values and quick estimate
- Rounded to a whole number: 2 g
- Rounded to one decimal place: 1.8 g
- Conversion factor: 1 carat = 0.2 grams
This conversion is exact, so there is no need to estimate: just multiply by 0.2.
9 Carats in other units
- Grams
- 1.8 g
- Kilograms
- 0.0018 kg
- Ounces
- 0.0635 oz
- Pounds
- 0.003968 lb
- Stone
- 0.000283 st
- Milligrams
- 1800 mg
- Micrograms
- 1800000 mcg
- US tons
- 0.000002 tons
- Troy ounces
- 0.0579 ozt
- Tolas
- 0.1543 tola
- Grains
- 27.78 gr
- Metric tons
- 0.000002 t
9 ct and nearby values
About carats and grams
A metric carat is exactly 200 milligrams (0.2 g). It is the standard unit of weight for diamonds and gemstones.
A gram is one thousandth of a kilogram. It is the standard metric unit for food, ingredients and small weights.
Related conversions
Frequently asked questions
What is 9 Carats in Grams?
9 carats is 1.8 grams (9 ct = 1.8 g).
How do you convert 9 ct to g?
Apply g = ct × 0.2: g = 9 × 0.2, g = 1.8.
How many carats is 1.8 g?
1.8 g is about 9 carats.