Diamonds are sold by the carat shown as ct which is actually a unit of weight though most think of a carat in terms of size.
Actual size of 1 3 carat diamond.
Our round diamond size chart will help you convert millimeter mm size to carat size for round cut diamonds.
Use our diamond size chart to predict the carat weight by the mm diameter of a round diamond.
There are however a few things you need to take into account that go beyond or even supersede carat size.
Today a carat is equal to exactly 0 2 grams about the weight of a paper clip.
On the other hand the size of a 5 carat diamond is approximately 5 2mm.
The diamond on the right weighs in at 0 92 carats and has an excellent cut.
For example selecting a 1 4 carat diamond rather than a 1 5 carat will look nearly the same in physical size but the price tag could be drastically different.
The surface area is 6 23x6 26mm.
The word carat comes from the carob seed the original unit of measure for diamond traders.
The surface area is 6 23x6 2mm.
This 1 3 carat round has a face up area of approx.
39 48 mm which falls within the normal range for 1 3ct rounds a face up area is the area of the girdle plane and tells you how big the stone looks when viewed from the top as set in a ring.
Use our diamond size chart to understand the millimeter mm size of each diamond shape.
Want to know the actual size of a 1 carat diamond on a hand.
So even though the two diamonds have different carat sizes they have the same surface area because of the poorer cut of the first one about 10 of the carat weight is wasted.
Likewise the physical size of a 2 carat diamond 8 2mm diameter isn t twice as big as that of a 1 carat diamond 6 5mm diameter.
Face up size of this diamond is as you would expect of a 1 3ct round learn more.
Face up size of this diamond is as you would expect of a 1 3ct oval learn more.
The diamond on the left is 1 00 carat and has a good cut.
This 1 3 carat oval has a face up area of approx.
Diamonds that have less depth tend to have a larger spread meaning their millimeter measurements are larger without adding carat weight.
Use our diamond size chart to understand the millimeter mm size of each diamond shape.
Want to know the actual size of a 1 carat diamond on a hand.
42 99 mm which falls within the normal range for 1 3ct ovals a face up area is the area of the girdle plane and tells you how big the stone looks when viewed from the top as set in a ring.
To clarify we worked with landau to bring you this visual guide to diamond carat size so you ll be able to envision exactly what that one two three four and beyond carat engagement ring will look like before hitting the stores.
As you compare diamonds to work within your budget consider how you might get a beautiful sparkling diamond by focusing on the cut while sliding down the scale a few levels on color and clarity or opt for a larger diamond but scale back a fraction of a carat to save money.
Even though the carat weight is 50 of a 1 carat stone it doesn t face up twice as small.