Zero carats means that there is no weight to the stone. Perhaps that the stone is not a diamond?
There is no notation for a diamond equal to zero carats.
paragon
One gram in diamond weight equals five carats. Can you do the math? "mg of diamond is called a point.
There are 45.52 carats on the hope diamond
The diamond weighs 112 carats, or 0.790136 ounces.
Diamonds are weighed in carats.
All the carats in the Hope Diamond are classified as blue-gray.
45.52 CaratsThe Hope Diamond is 45.52 carats. By comparison the average engagement ring is only 0.3 carats.
Carats.
Diamond purity isn't rated in carats. Carats are a designation of mass/ weight. Diamond purity is a separate rating.
The biggest carat in a cut diamond is 20 carats. The largest diamond ever found was 530 carats.
A round cut diamond weighing .25 carats measures 4.1mm at the girdle.
According to Wikipedia, below, this diamond weighs "755.5 carats (151 g)."