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An 8mm x 8mm cushion cut is about 2.5 carats. But a jeweler or gemologist is better able to weigh the stone physically so that you have an accurate weight.

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14y ago

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How many carats in 8mm diamond?

The mm size of a diamond stone relative to its weight in carats is directly related to the cut and the excellence of the cut. For example, a round brilliant stone measuring 8 mm in diameter at the girdle weighs about two carats. A different cut will have a different weight in carats.


How many carats is a round 8mm diamond?

This diamond may weigh between 1.75 (7.8MM) and 2.00 carats (8.2MM). The millimeter measurement is the diameter of the girdle, and depending on the cut, this diamond may weigh more or less than indicated, above.


How many carats is a 3mm diamond?

Your answer depends on the cut you are measuring. If the gem is a round cut, the carat weight will be about .10 carats.


What carat size is a 7mm cushion diamond?

Since cushion cut is a rather square cut, one must assume that your diamond measures 7mm x 7mm. In this case, it weighs approximately two carats.


How many carats is a 4mm diamond?

A round cut diamond weighing .25 carats measures 4.1mm at the girdle.


12mm equals how many carats?

If the cut is round, this weight may rate in the just under 7 carats range. If it is a different cut, the weight will be different.


How many carats is a 4mm round diamond?

A round cut diamond weighing .25 carats measures 4.1mm at the girdle.


Can an 8mm round mounting hold an 8mm cushion cut stone?

Your jeweler is better equipped to help you figure out the answer to your question. With a round mounting and a square diamond, your question reads like you're trying to drive a square peg into a round hole.


How many carats is a 10mm princess cut diamond?

This diamond could weigh about six carats if its measurement is 10mm x 10mm.


What is more expensive round or cushion cut?

Cushion cut because it is a less popular cut


What type of item would have a cushion cut?

Cushion Cut refers to a way that diamonds are cut. The Cushion cut is an antique cut that was most common in the nineteenth century, though recently cushion cut engagement rings have become popular once more.


How many carats is a 9.5mm diamond?

If the diamond is a round cut, a stone weighing a little over 3 carats would have the 9.5mm measurement at the girdle.