1 carat is 0.2g, so 1/2 of a carat equates to a 0.1g gemstone.
Forty points is equal to 40/100s or 4/10s of a carat -- almost half a carat.
It means that the total carat weight (t ct w) of both earrings together is 1 carat. In other words each stud will be half a carat.
half = 1/2 = 0.5 = 0.50 < 0.58 → Yes.
500 grams
Yes, 0.5 grams is equal to half a gram. The term "half" indicates that it is 50% of a whole unit, and since 1 gram is the whole unit, 0.5 grams represents half of that.
One carat weight of diamond weighs .20 grammes, so your diamond is about half that weight, or roughly half a carat.
One gram equals five carats; one carat equals one fifth of a gram. Can you do the math? three tenths
A carat is a measurement of diamond weight. From Amazon.com: "Carat is the unit of measurement used to describe the weight of diamonds. One carat is equal to 0.2 grams, or 0.007 ounces (avoirdupois). Five carats equals 1 gram, and 141.7 carats equals 1 ounce."
As far as gemstones are concerned, carat (karat) is used to measure their weight (as opposed to metals where carat refers to purity). There are 100 points (pts.) to a carat so a 1.0ct diamond is equal to 100 points; a half carat diamond is equal to 50 points and so on.
A one-half carat diamond weighs 100 milligrams = 0.10 gram.
Generally, you would write .50 carat to represent a half-carat stone.
Half carat is the term used to measure the weight of the real diamond. A diamond's weight does not define or detract from the fact that the diamond is or is not a real diamond.
A carat is a standard unit of measure that defines the weight of a diamond. One carat is equivalent to 200 milligrams. Carat sizes are also expressed as “points”, with a one carat diamond equaling 100 points, a one-half carat diamond being 50 points, a three-quarter carat diamond being 75 points, and so on.
This indicator means that if all the diamonds in the ring were removed, their combined carat total weight, would be equal to one-half a carat.
Most people think carat is a size. Actually, it is not, it is a weight. Diamonds are measured in Carats. Carats are a metric weight unit with one equaling about the weight of a paper clip or .2 grams. The GIA website has a lot of information on different carat weight.
A half carat diamond of this cut measures 5.2 mm at the girdle; a .65 carat diamond measures 5.6 mm at the girdle. A certified gemologist can give you the exact carat weight of your diamond.
The descriptor '.45' usually documents the carat weight of a diamond: meaning 45/100ths of a carat, or nearly half a carat.