How big is a 3-carat diamond?

Answer A 1-carat diamond weighs 200 milligrams. The density of diamond is 3.5 to 3.53 grams per cubic centimeter. A 3-carat diamond therefore has a volume of about 0.167 to 0.171 cubic centimeters and wei... Read More »

Top Q&A For: How big is a 3-carat diamond

Is a 1-carat topaz the same size as a 1-carat diamond?

A 1-carat topaz is usually bigger than a 1-carat diamond. Carat weight is related to a gem's mineral composition and density, not its mass, and density differs among gemstones. A diamond's density ... Read More »

How big is a .65 carat diamond?

A carat is measure of a diamond's weight and does not accurately reflect a diamond's size. The size of a diamond will vary based on the exact carat weight and the manner in which it is cut. A round... Read More »

How big is a 2-carat diamond?

A 2-carat brilliant-cut (round) diamond is typically about 8.2mm wide and weighs approximately 400mg. Because every diamond is unique, it will vary slightly from the standard weight approximation o... Read More »

How big is an 18 carat diamond?

One carat of a diamond weighs one-fifth of a gram. An 18-carat diamond therefore weighs 3.6 g, or about one-eighth of an ounce. It would measure about 17mm across, or two-thirds of an inch.Source:N... Read More »