Definitions for

**"Carat"****Related Terms:**Carat weight, Total weight, Avoirdupois, Gram, Grain, Weight, Momme, Fine weight, Milligram, Talent, Ounce, Troy, Troy ounce, Karat, Microgram, Troy weight, Pennyweight, Unit of measure, Kilogram, Picogram, Nanogram, Point, Hundredweight, Kip, Pound , Stone, Centner, Dram, Tonne, Tael, G/t, Four c's, Milliliter, Metric system, Cwt, Fineness, Dollar, Grade , Quintal, Metric tonne, Tola, Scruple, Unit, Metric ton, Ton, Long ton, Millimeter, Weight, Liter

The weight by which precious stones and pearls are weighed.

A twenty-fourth part; -- a term used in estimating the proportionate fineness of gold.

A unit of weight for a diamond, equivalent to 200 milligrams, or 0.2 gram.

A unit of measurement used to describe the purity of gold. Pure Gold is defined as 24 Carat (Karat). Common purities used in Jewellery are 9K, 14K, 18K.

A unit of weight denoting the size of both uncut and cut gemstones. There should be 100 points to a carat (ct.). The newcomer to diamond buying should be careful not to become so influenced by carat size that he or she ignores or fails to recognize the importance of such points as clarity, color, and cut.

Standard weight unit for gemstones; 1 carat = .2 grams

a unit of weight used in gems but originating from the same source as "karat," used to describe the fineness of gold. The weight unit of carat: 200 milligrams.

Weight, unit of measure for gems, equals 200 milligrams.

The unit of weight for diamonds. 1.00 carat equals 100 points. 0.50 carat equals 50 points.

A unit of metric measurement used for gems. One carat (ct.) equals 100 points, 200 milligrams, or 1/5 of a gram.

It is a unit of metric measurement used for gems. It is abbreviated with 'ct.' One carat is equal to 100 points, 200 milligrams, 1/5 of a gram.

is the unit of weight, equal to 200 milligrams. In ancient times one carat was equal to one carob bean or four grains of rice.

A carat (ct.) is a standard measure of weight used for gemstones. One carat weighs 0.2 gram (1/5 of a gram or 0.0007 ounce). A hundredth of a carat is called a point. The carat unit was introduced in 1907.

A metric unit of weight used for gemstones. It is equal to 200 milligrams. A single carat is also referred to as 100 points.

Carat, a variant of the word karat, is a unit of measurement of a diamond's weight equivalent to 200 mg. Carat Weight represents one of the Four C's used to determine a diamond's quality and ultimate value.

A unit of measure used to express weight of gemstones (1carat = 0.2 grams).

The basic unit of weight for a gemstone.

The standard unit of weight for diamonds and most other gems.

A measure of weight used for gemstones. One carat is equal to 1/5 gram (200 milligrams).

The purity of gold is described by its finest or carat as parts of 24. Thus 18 carat (out of 24) is 75 percent gold. Gold is often alloyed with other metals to increase its hardness or change its color.

The standard unit of measurement of the weight of a diamond. One carat equals 1/5 of a gram or 1/142 of an ounce. 1 carat=100 points.

A value out of 24 used to describe the purity of precious metal. For example, 24 carat gold is pure gold, 22 carat is 91.67% pure and 18 carat is 75% gold and 25% of some other metal such as silver or copper.

Unit of weight in gemstones, one-fifth of a metric gram

The size of a diamond is represented by the carat. Each carat is equal to 100 points.

The unit of weight for precious stones, equal to 200 milligrams

A unit measurement of weight used for precious gemstones. 1 Carat = 0.2 Gram (The term carat is derived from the ancient carob seed from the locust tree, used as a medium of exchange on early pan-balances. In the early 1900's the metric carat was established.)

Refers to the measure of weight of a diamond. For more information, please visit our diamond education page.

A unit of weight for precious stones. One carat is equal to 100 points (.200 grams). See also karat.

One of the Four C's, carat refers to t he standard unit of weight used for gemstones. One carat equals .200 grams (or 200 milligrams). Weights are given to the nearest 1/100th of a carat, an amount which is called a "point." For example, a .50 carat gemstone might also be called one-half carat or a 50-point stone.

One of the "4 C's," carat is the term used to define the measure of weight of a diamond. One carat is the equivalent of 200 milligrams. One carat can also be divided into 100 "points." A .75-carat diamond is the same as a 75-point or ¾-carat diamond. Carat Total Weight: The total diamond carat weight of all the stones in a piece of jewelry.

a unit of weight for precious stones = 200 mg

the unit of measurement for the proportion of gold in an alloy; 18-karat gold is 75% gold; 24-karat gold is pure gold

a measurement used to signify the weight of the diamond

a measure of weight of precious stones

a measure of weight used for diamonds

a measure of weight used when describing a diamond, not a measure of size

a standardize unit of weight of a stone

a unit of measurement, it"s the unit used to weigh a diamond

a unit of weight for gemstones, including diamonds

a unit of weight for jewels

a unit of weight (not to be confused with karat, which indicates gold's purity)

a unit of weight used with diamonds and other gems

a unit of weight which derives from the carob seed

a very accurate unit of weight that is used for diamonds and gemstones

a very minute measure

a weight equal to three and one-sixth grains, in diamonds, and the like

a weight measurement for precious gem stones, such as Diamonds, Rubies, Emeralds, Sapphires, etc

a weight used to measure stones

The unit of weight, which diamonds are measured. One carat equals one-fifth of a gram.

A unit of weight for precious stones. 1 carat gold = 1/24 of fine gold 18 carat gold =18/24 of fine gold

Weight measurement, being equal to one fifth of one gram.

a unit used to measure the weight for precious stones. One carat equals 200 mg.

One fifth of a metric gram. See Metric Carat.

A unit of weight for diamonds. One metric carat is 0.2g or 200mg.

A unit of weight for precious stones. One carat equals 200 milligrams. There are 5000 carats in a kilogram.

Unit of weight for diamonds. The metric carat equals 200 mg.

A unit of weight measurement for precious stones (not to be confused with "Karat", a term used to denote gold purity).

Represents the unit weight of a diamond. One carat is equivalent to 1/5 of a gram.

measure of weight for precious stones equal to 200 milligrams

The unit of weight used for precious stones. One carat equals one-fifth of a gram. Also a measurement of fitness in gold. Pure gold is expressed as 24kt.

Introduced in 1907, a carat is a unit of weight or measurement for diamonds or gemstones equal to 0.2 gram (1/5 of a gram or 0.0007 ounce). Carat weights are expressed in fractions or decimals. One hundred "points" equal one carat. Sometimes incorrectly spelled "karat." In the U.S., however, karat strictly refers to the fineness of pure gold or gold alloys.

Weight measurement used in reference to gemstones in regard to their evaluation. A carat is .2 grams (or 200 milligrams), and this weight is used worldwide, even in the U.S. where the metric system isn't used. A point is the weight used only in reference to very small, precious gemstones, and represents 1/100th of a carat. The abbreviation for carat is Ct. and for point is Pt. The term carat in regard to gemstones should not be confused with the term carat in regard to gold. By gold, it refers to the content of gold a gold ornament contains. Because of the confusion, the term carat in regard to gold has been changed to karat.

Degree of purity of gold: Pure gold is 24 carat, 18 carat is an alloy of which 75% is gold, 14 carat is 58% gold and 9 carat is 37.5% gold.

The purity of gold measured in parts per 1,000. Karat in the United States. See Appendix for table of caratages.

A unit of weight by which a diamond is measured.

a unit of weight for diamonds, equivalent to 0.2 of a gram or 200 milligrams.

Unit of weight for gems. A carat is 1/5th of a gram.

Refers to the measure of weight of a diamond. One carat is equivalent to 200 milligrams. One carat can also be divided into 100 “points.” A .75-carat diamond is the same as a 75-point or 3/4-carat diamond. Click here to learn more about carat.

a unit of weight for gemstones that formerly varied from country to country but is now standardized as a metric carat of 200 milligrams or 0.20 of a gram.

Refers to the fineness of the gold and gemstone weight. For example, pure gold is 24k. 18k gold is 75 percent pure.

One of the 4 Cs. Measurement of a diamond's weight. As carat weight increases, diamond value increases. 1 Carat = 100 Points = 200 milligrams

A unit of measurement to evaluate the weight of gemstones. One Carat is equivalent to 200 milligrams or 0.2 grams.

the standard measurement of weight of a diamond. One carat equals 100 points or .20 of a gram. The more a stone weighs the more the diamond is worth if all other factors are equal.

A measure of weight used for gemstones. Not to be confused with â€œkaratâ€, which is a measure of gold alloy purity. Often abbreviated as â€œct.â€ one carat is equal to 200 milligrams (one fifth of a gram). Gemstones are measured to the nearest hundredth carat (known as a â€œpointâ€™). For example, a .25 carat stone would be said to have twenty five points. A carat is one of the 4 Cs of diamond grading. The others being Clarity, Cut, and Color.

The official scale by which the purity of gold is determined. 24 carrot is pure gold, 18 carrots is 18 parts in 24 are gold etc..

A unit of weight for gems.

Unit of the fineness of gold. For example, pure gold is 24 carats and 18 carat gold alloy contains 75% pure gold.

A unit of weight for diamonds, pearls and other gemstones. 1 carat = 200mg or a unit used to measure the purity of gold ie 1 carat = 1 out of every 24 parts is gold 2 carat = 2 out of every 24 parts is gold 24 carat gold is pure gold

A term used to denote the fine gold content of precious metal alloys. The designation for fine gold is 24ct therefore 9ct is 9/24 or 37.5% pure. Also a unit of weight measurement for precious stones.

This has nothing to do with the previous definition. In this connotation it denotes the quality of gold, or the amount of gold in an alloy. A carat is one 24th part of a whole, therefore: 24 carat gold = 24/23ths = 100% pure gold. 18 carat gold = 18/24ths = 75% pure gold. 14 carat gold = 14/24ths = 58.5% gold.

A measure of weight for gold or precious gems. Pure gold is 24 carats.

The standard unit of weight for diamonds. Five carats equal one gram. Abbreviated as ct. or cttw. Cttw. stands for "carat total weight," or the sum weight of all diamonds in a piece of jewellery. Do not confuse with karat (q.v.).

Degree of purity of gold: pure gold is 24 carat, 18 carat is an alloy of which 18/24 is gold, 14 carat is an alloy of which 14/24 is gold and 9 carat is an alloy of which 9/24 is gold.

a standard unit of measure for diamonds and other gemstones. One carat is usually expressed as 100 points, a 0.50 ct. as 50 points, etc.

Abbreviated "ct." and spelled with a "c" for gemstones ("k" is used for karat in gold). One carat is equal to 1/5 of a gram (200 milligrams). Stones are measured to the nearest hundredth of a carat. A hundredth of a carat is also called a point. Thus a .10 carat stone can be called either 10 points, or 1/10 of a carat. Small stones like .05, and .10ct, are most often referred to by point designations. A one-carat round diamond of average proportions is approximately 6.5 mm in diameter, but this relationship of weight and size is different for each family of stones. (Ruby and sapphire are both heavier than diamond.)

Measurement scale most often used to describe the weight of a polished gemstone. One carat is equal to one fifth of a metric gram.

The carat size of a Diamonique® simulated diamond is measured exactly the same as natural diamonds. Thus, the carat size of a one carat Diamonique® stone is equal in appearance to the carat size of a one carat diamond.

A unit of weight for a diamond, equivalent to 200 milligrams, or one fifth of a gram.

Unit of measure of weight of diamonds and gemstones. One carat is equivalent to 200 milligrams. One carat can also be divided into 100 "points." A .75-carat stone is the same as a 75-point or 3/4-carat stone.

Measurement used for gemstones and diamonds, equal to one-fifth of a gram.

(with a "c") A measurement of weight which is generally used in reference to gems. It is equal to about 3.086 grains Troy or 0.2 grams. It is not to be confused with KARAT (with a "k") which is a measurement of the fineness of gold.

Refers to the measure of weight of a diamond (not the physical size). For more information on this, visit our Buying Diamond Jewellery page.

Carat is often confused with size even though it is actually a measure of weight. The cut of a diamond can make it appear much larger or smaller than its actual weight. One carat weighs 200 milligrams. As the relative weight of a diamond increases, so does its per carat cost. See discussion on carat.

A unit of weight used to measure diamonds and gemstones. The weight is often stated in fractions of a carat. A carat is divided into 100 points, so that a diamond of 25 points equals 1/4 carat and of 50 points equals 1/2 carat.

(1) One 24th part of pure gold. (2) It's also a unit of weight equal to about 0.2 grams used to weigh precious gems.

Used to denote the weight of gems.

unit used to measure gemstones, equal to 200 milligrams or 0.2 grams. For smaller gems, 100 points is equal to one carat.

Unit of weight for gemstones with 100 points to a carat, where one carat equals to one-fifth of a gram.

Refers to the measure of weight of a diamond. One carat is equivalent to 200 milligrams. One carat can also be divided into 100 “points.” A .75-carat diamond is the same as a 75-point or 3/4-carat diamond.(PLEASE SEE THE 4C'S FOR MORE INFORMATION)

Unit of measurement used to weigh diamonds and other gemstones. One carat equals .2 grams. Abbreviated ct.

Originally a unit of mass (weight) based on the Carob seed or bean used by ancient merchants in the Middle East. The carat is still used for the weight of gem stones where 1 carat = 200mg. For gold is is used to measure the purity where pure gold is 24 carats.

Measure of weight used for gemstones (5 carats to a gram).

is a unit of weight for gemstones. 100 points equal one Carat. One Carat equals one-fifth of a gram. This term is often confused with karat, which is a measure of the purity of gold.

A standard weight for weighing gemstones.

The standard unit of weight to measure gemstones. One carat equals 200 milligrams.

For numismatics is the measure unit explaining the noble-metal quantity into the coin, in 24 parts for 1 unit: for example, gold 750/.. is 18k gold. Etymology: arab qirat, the Carob seed.

Carat describes the actual weight of a stone—not the size. If you think in terms of grams, 1 gram is equal to 5 carats. This metric equivalency provides a level of uniformity anywhere in the world.

Originally the weight of a seed of the carob tree in the Mediterranean region, today it has two separate meanings (1) 200 milligrams, or 3,086 grains troy, used for measuring the weight of gemstones; and (2) a measure of the amount of gold peer 24 parts of gold ally; in this sense, it also spelled karat. This, 24-carat gold is pure, and 18-carat gold is - gold and - other metal.

Refers to the weight of a diamond. One carat is equivalent to 0.2grams. A carat can also be divided into 100 'points'. A 50 point stone being the same as a 1/2-carat. Click here to learn more about the carat weight of a diamond.

A unit of measurement for weighing gemstones; one carat is equal to .2 grams (note that this term is NOT the same as karat, see below).

Unit of gold fineness (and gemstone weight). Pure gold is 24k. 18k gold is 75% pure.

Carat is the measurement of weight for diamonds and stones. One carat weighs 200 milligrams. Carat weight is also referred to in "points", where one point equals (.01) of a carat. Therefore a 100-point diamond is one carat. “Ct.” is the abbreviation for carat.

A unit of weight, originally determined by a carob seed, used in measuring gemstones. A carat contains 100 points. Not to be confused with "karat".

Unit of weight for gemstones with 100 points to a carat, with one carat equaling one-fifth of a gram.

The unit of weight for a diamond or other gemstone and also for a pearl, equivalent to 200 mg. Standard to define the fineness of gold and gold alloy, expressed as a number out of 24 parts, e.g. “14 carat” means 14/24ths gold in the alloy. 24 carat gold is pure gold. Most jewellery uses gold of 14 of 18 carats. For convenience, the fineness of gold may be expressed in thousandths rather than carats: - 24 carats = 1,000 thousandths (1.000), - 18 carats = 750 thousandths (0.750), - 14 carats = 583 thousandths (0.583), - 12 carats = 500 thousandths (0.500).

A measure, from 1 to 24, used to indicate how much of a piece of jewellery is gold and how much an alloy

The unit of weight by which a diamond is measured. One carat equals 200 milligrams, or 0.2 grams. The word comes from the carob bean, whose consistent weight was used in times past to measure gemstones.

unit of measurement for gemstones, equal to 200 milligrams or 0.2 grams. For smaller gems, 100 points is equal to one carat.

The currency for Centauri.

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**Keywords:**noun

m noun

a.k.a. K