For diamond shapes like princess, oval, heart, etc. However, the RAPAPORT diamond price list (RAP List) is most commonly used in all major countries. They set the price per carat from 0.01 to 10.00ct for D-to-N color and FL-to-I2 clarity. Most of you might be wondering, from where do these price per carat numbers come from? Well, there are two major organizations named RAPAPORT & IDEX. So, make sure with a salesperson before taking any further decision. If you buying a diamond from diamond manufacturers, prices are quoted per carat basis. Price for 0.32 carat is 850$ per carat, 1.27 carat is 1800$ per carat & price for 3.04 carat is 4100$ per carat which means :Ĭ ) 3.04 * 4100 = 12464$ Total for 3.04 ctīut all the major online diamond vendors display the total price, so you don’t have to do math all the time. For example,įormula: Diamond Cost = Carat Weight * Price Per Carat How is Diamond Value Calculated in Trade?ĭiamonds price is always calculated on a per carat basis, whether you buy 0.32 carat, 1.27 CT, or 3.04-carat diamond. I believe you have read the above article, as it’s important to know first about diamond carat and then about diamond pricing. Read Now – Diamond Carat Weight – (Very Important Read) Check the below link to know more about diamond carat or ignore it & read further if you already know. 1-carat diamond weight equal to 200 milligrams. Just, like kilograms or ounces for gold, the term “carat” is used with diamonds. Carat is a standard measurement unit for weight. Diamonds are valued on a per carat basis. Understanding diamond prices is a bit complex for newbies.