From among the colors of diamonds there are two that could be said that can compete with the colorless diamond. These are the brown and yellow diamonds. The brown colored one have already had its own scale for color intensity. The yellow does not have its own but can be considered that it might already have its own scale.
The color scale of colorless diamond is from D to Z. But the truly colorless ones are from the scales D to I. From the scale J to Z the color intensity classification starts from faint yellow down to Z which is light yellow. There are four categories though for yellow and they are light yellow, fancy yellow, intense yellow and vivid yellow. It is not said though if the light yellow is the Z classification for the colorless diamond.
What’s striking with yellow?
Base on the color of yellow diamond also called canary diamond, it is a perfect match for gold. In have the same color shade as gold it will be very striking to see it perched on that precious metal. It is more striking when it is mounted in a way that it allows light to pass through the stone.
For extremely vivid canary diamond it will look best when mounted on platinum or white gold specifically for rings. The size of diamond of course will prevail even if mounted on yellow gold. A small yellow stone might not be noticed on wide band yellow gold ring.
True canary yellow
True canary yellow diamonds might only one-tenth of one percent of all the diamonds in the world. It is one of the rarest among the diamonds. It will not be a surprise that they will come in at a higher price compared to other fancy colored diamonds.Look here for more details http://www.haloengagement.com/vvs-diamonds/