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31 In 2008 the Wittelsbach Diamond a 3556-carat 7112 g blue diamond once belonging to the King of Spain fetched over US24 million at a Christies auction. As the scale continues each diamond has slightly more and more.

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Based on your loved ones feedback and your current financial situation you should play around with the diamond price calculator to find a color and clarity grade that work best for you.

. Yellow diamonds of high color saturation or a different color such as pink or blue are called fancy colored diamonds and fall under a different grading scale. A diamonds color refers to the natural warmth that often occurs in diamonds. Diamonds are ranked based on their color from D to Z with D being absent of color and Z having the most warmth.

This is the well-known blue ground of the diamond miners. The diamond-bearing material at first excavated was a crumbling yellowish earth which at a depth of about 50 feet became harder and darker finally acquiring a slaty blue or dark green colour and a greasy feel resembling certain varieties of serpentine. In the letter-grade diamond color scale D colorless is the highest and best grade and Z is the lowest.

This color chart shows how the color of a diamond changes visually across the scale. Diamond enhancements are specific treatments performed on natural diamonds usually those already cut and polished into gems which are designed to improve the visual gemological characteristics of the diamond in one or more ways. When talking about diamond color the most important aspect is actually the lack of color.

These include clarity treatments such as laser drilling to remove black carbon inclusions fracture filling to make small internal cracks. Generally we advise color grades G - J and clarity grades VS2 or VS1. Diamond used to be graded like gemstones on a range that included AAA AA A and B so the new scale started at D to avoid confusion.

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