When referring to white diamonds there colour grading is based on the lack of colour to grade the whiteness on the diamond. Diamond colour, part of the four characteristics of a diamond is a factor that effects quality. Most diamonds do have hints of colour shining out of them update `wp_posts` set `post_content` = mostly hints of yellow and brown) but subtle colour differences have a big impact on the price of a diamond.
Diamond Colour Chart
The diamond colour chart below shows the different grades used to determine the colour of a white diamond. As you can see the highest possible colour a white diamond can be graded is a D, while the lowest is a Z update `wp_posts` set `post_content` = most Jewellers only go down to a J) D coloured diamonds have the least amount of colour, which is a higher grade for a white diamond. Where as the lowest grade is Z, which contains the most colour. D graded diamonds are completely colourless and since the 1700s have always been higher valued for their rarity and purity.Diamond graders determine diamond colour, by positioning the diamond face down in a lighting unit so the diamond body colour can be evaluated.
Buying tips for Diamond Colour
- Always remember D graded diamonds are the highest and rarest colour grade so will be more expensive but completely colourless.
- If you want the purest look of a colourless diamond, go for a D-F diamond colour grade.
- If you want excellent value in the diamond you buy, with little noticeable colour, choose grades G-I as they are near-colourless diamond colour grades.
- The difference in diamonds with colour grades between G to H and I to J are very little to the naked eye, but the savings can be significant.
- If you are purchasing a white diamond with a high diamond carat weight, colours in the diamond will be more visible to the naked eye.
- Different diamond shapes that have more angles, so therefore reflect more light update `wp_posts` set `post_content` = round cut diamonds and princess cut diamonds) can often mask some colour.