What is a carat?
A metric carat is a unit of mass used to measure gemstones and pearls. One carat is equivalent to 200 milligrams or 0.2 grams. This unit is commonly used in the jewelry industry to determine the weight of precious stones such as diamonds, sapphires, and rubies. The carat weight of a gemstone is a crucial factor in determining its value and is often used in conjunction with other factors such as cut, color, and clarity to assess its overall quality.
What is a milligram?
A milligram is a unit of mass in the metric system, equal to one thousandth of a gram. It is commonly used to measure very small amounts of substances, such as medications or chemicals. For reference, a single grain of sand typically weighs around 50 milligrams.