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 are pounds?
Pounds are an imperial unit of weight normally used in the United States but can be found in use in the United Kingdom and Ireland as well. One pound is equal to 0.4536 kilograms.
We provide several conversion calculators from pounds on this site including the most popular: pounds to kilograms.
Note that pounds are normally referring to avoirdupois pounds. This should not be confused with Troy pounds which is used almost exclusively to measure precious metals.