The 3,106 carat stone you reference is the rough diamond stone found in Africa, from which The Cullinan Diamonds were 'chipped'. That many carats weights about one and a third pounds.
You can see in the photo, link below, of the largest of these 'chips' what a 503+ carat, cut and polished stone looks like in the hands of the jeweler.
This means that the 3,000 plus carat stone -- the uncut, rough stone, was about six times the size of the stone in the top photo.
An archive photo of the raw stone is visible further down the page. The stone appears to fill a man's hand.
Some rough diamonds are shaped like two pyramids, joined at the base. This stone, however, appears to be shaped asymmetrically.
Today on Blue Nile, you can purchase a one carat SI1 diamond and pay about US$4,759; and a one carat VVS1 diamond and pay about US$12,252.
Seventy-five/one hundredths of a carat in gemstone weight equals three quarters of 0.00705479239 ounces, which is the ounce weight of one carat. In grams, a .75 carat diamond weighs three quarters of 0.2 grams. Can you do the math?
A diamond is valued by its cut, clarity, carat weight and colour. A local jeweler can show you stones in this category.
The value of a diamond depends on its cut, its clarity, its colour and its carat weight. A local jeweler can give you the answer you want.
A 10.42 carat round HRD certified diamond, I color, VS1 clarity costs about $320,000 . You can email our sales team at sales@dubaiwholesalediamonds.comor visit www.dubaiwholesalediamonds.com/diamond-search/ and browse the collection.
The carat defines the standard unit of weight measurement of a diamond.
Carat is the measurement of a diamond's weight. The stone's value would partially depend on its carat weight.
A one carat diamond weighs one carat and contains one carat.
A two-carat diamond is a gemstone that weighs two carats.
A 625 carat diamond would be a very large diamond, weighing 625 carats.
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.
Carat is the weight measurement for gemstones.
A one carat diamond weighs one carat, or .20 grammes.
One carat of diamond in carat total weight equals one carat. One thousand dollars worth of diamond in total carat weight depends on the cut, colour, clarity and individual carat weight of the stones in the group.
A one carat diamond weighs one carat, or .20 grammes.
A carat diamonds size is 3.5mm.
First, understand that if your 'one carat' diamond has '80 points', it may not weigh one carat. Then, take your diamond to a certified gemologist who can tell you 'how much' can be attributed to your diamond.