Yellow diamonds are relatively common amongst fancy colored diamonds, nevertheless they are a lot rarer than white diamonds. It is a common false impression that ayellow diamond is less valuable than a clear diamonds. Even though very light or slightly yellow diamonds are thought to be quite typical and not of high value, yellow diamonds such as intense and vivid are quite valuable.
The pure yellow stones are much more valuble than yellow diamonds with secondary brown hues, however, if the diamond happens to have secondary colors of green-yellow or orange yellow, this could raise the value of the stone quite considerably. The reason behind this is that these diamonds are even more difficult to find than yellow diamonds.
Yellow diamonds are graded by their strength and intensity of color. The highest-quality grade is the Vivid Yellow, closely followed by the Intense Yellow diamond. The lowest quality of natural yellow diamond is the Light Yellow diamond, followed by the Fancy Yellow. Some tones of Vivid Yellow diamonds along with the rarer Intense Yellow diamonds are called Canary Diamonds. Canary yellow diamonds are the rarest among yellow diamonds and as a result they cost much more and are desirable by both collectors and sophisticated clients. The canary diamond has a very unique shade of yellow, even if you have never seen a Canary Yellow, if you were to see one, you will realize that it is a Canary Diamond.
Yellow diamonds are usually set in yellow gold. When it comes to the diamond setting, yellow diamonds look superb if they are mixed with white ones, as the white diamonds create a strong color contrast. If you happen to choose a yellow diamond to be a center stone for a 3 stone ring, then it is advisable to have white side stones where trapeze, triangle or oval shapes can make an ideal match.
Like in other fancy color diamonds the color remains the main thing that influences how much the diamond is worth, then comes size and clarity. Clarity is also important in the evaluation of yellow diamonds, though much less than in white diamonds.
The ideal cut for fancy colored diamonds is the Radiant cut. This is the ideal shape in order to maximize the color. Yellow diamonds can be also in the Cushion cut, Oval cut, and Pear and Heart shapes. The rarest are the Emerald, Square Emerald and the Brilliant cuts (round shape). The price for these shapes are considerably higher and not only with regards to the yellow diamonds. This is true for all fancy color diamonds..
Fancy colored diamonds are held to an entirely different standard in regards to cut quality. The objective when cutting a fancy color diamond is to make the best us of the depth and saturation of the diamond's color while managing to strike a balance between carat weight and brilliance. It is vital that the diamond is purchased with a grading report from a trustworthy laboratory for example GIA, HRD, IGI or EGL. This report should state that the diamond color is "Natural". The report must also state the intensity of color, as well as how the color is distributed throughout the stone.
The Kimberley Octahedron is the largest naturally formed actohedral diamond in the world. It's owner, who happens to be the mine owner prefers not to cut this diamond at all, but to leave it in its original state. Due to this the color and distribution grades cannot be given to this impressive diamond.
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