The tint of color will be less noticeable when mounted in a yellow gold piece of jewelry where there is enough contrast with the bright yellow mounting making the diamond appear whiter. Rarely seen in the jewelry business, these diamonds have an obvious yellow color, but not bright enough to be considered fancy yellows. Like colorless diamonds, the fancy yellow are also rare. Clarity Like color, the clarity of a diamond can be mapped on a chart. It refers to cleanliness or purity within the diamond.
Every diamond is unique.
You can distinguish between two stones with similar characteristics by the imperfections in the diamond. While most diamonds have imperfections, most of them cannot be seen to the untrained eye. They are graded under 10X magnification, which is the standard in the diamond market. You may have used a loupe before when looking at diamonds. This is a tiny magnifier of 10X that most jewelers use.