The value of a diamond is determined by the quality grade of each of the 4Cs, clarity, cut, color and carat. As opposed to what many people think, carat is a unit of weight and not size. In fact, the word carat is derived from the Carob seed that was used centuries ago as the standard for weighing precious stones, due to its uniform weight. One carat weighs 200 milligrams, or 0.007 ounces. However, carat can indicate the approximate size of the diamond.
Weighing 400 milligrams, a round brilliant cut has a diameter of 8.2mm. The prices for 2 carat diamonds range between $5,060 and $48,400 per carat. Compared to other diamonds, 2 carat stones are found more often, yet they are still rare, 1 in 1 million diamonds are quality 1 carat stones, and only 1 in 15 million stones are 2 carats. Their size makes them ideal for a sparkling set of earrings. The average wholesale price of a GIA Certified 2 carat diamond would range between $10,120 and $96,800.
1 Carat Diamond Price
One carat weighs 200 milligrams and is divided into 100 points, so that 50 points is described as half a carat or 0.50 carats. 1 carat stones are an affordable option for many. The price range for 1 carat diamonds is between $3,080 and $26,950 per carat. round brilliant cut stones have a 6.5mm diameter. 1 carat diamonds are often sold because they make for great shoulder stones. To really make the center stone stand out, it must be at least one full carat more than the shoulder stones to create a significant contrast bringing out the center stone’s natural beauty. The average wholesale price of a GIA Certified 1 carat diamond would range between $3,080 and $26,950.
3 Carat Diamond Price
When diamonds are weighed, they are given a carat weight commonly rounded off to the second decimal place. One full carat weighs 200 milligrams, or 0.007 ounces. That is why just one 3 carat diamond will be worth much more than three 1 carat diamonds. In fact, carat weight does not affect value or size proportionately. A 1 carat round brilliant cut has a diameter of 6.5mm, whereas a 3 carat round brilliant cut is 9.3mm. As for the price per carat, a 3 carat diamond weighing 600 milligrams ranges between $6,050 and $ 84,810 per carat. The average wholesale price of a 3 carat Certified GIA Diamond would range between $ 18,150 and $ 254,430.