Carat to ratti converter

Convert between carat, ratti, gram and milligram. Enter a weight in any field.

Current ratti value: 1 ratti = 182 mg

Carat (ct)

Ratti

Gram (g)

Milligram (mg)

1.0989010989 ratti = 1 ct = 0.2 g = 200 mg

1 carat = 200 mg. Displayed results are rounded to 12 significant digits.

Change the ratti value

Milligrams per ratti

Ratti values can differ. Confirm the value used for your recommendation or product before comparing weights.

Quick reference

These rows use the current ratti value shown above. Compare gemstone weights in carats.