How are black diamonds classified?

Black diamonds are categorized into two main groups, natural black diamonds, and treated diamonds. Like other natural fancy stones, natural black diamonds are far rarer and more valuable than treated gems.

What are the types of black diamond?

There are two types of black diamonds: natural fancy black diamonds and treated (or enhanced) black diamonds. Natural black diamonds get their color from graphite inclusions and are quite rare–they are found only in Central Africa and Brazil.

What are the highest quality black diamonds?

Natural AAAA rating
Black diamonds with a flawless clarity grade and a Natural AAAA rating represent the highest quality gem but are often too rare and too expensive.

What type of diamond is a black diamond?

Carbonado, commonly known as black diamond, is one of the toughest forms of natural diamond. It is an impure, high-density, micro-porous form of polycrystalline diamond consisting of diamond, graphite, and amorphous carbon, with minor crystalline precipitates filling pores and occasional reduced metal inclusions.

What is AAA clarity for a black diamond?

Grading. AAAA is the highest rating, but is extremely rare, especially if it is a natural and untreated gemstone. It makes up less than 1% of what’s available on market. AAA is the next highest rating and guarantees a high-quality, beautiful stone that’s perfect for any kind of jewelry.

How do you pick a good black diamond?

If you decide you want a natural fancy black diamond, make sure your black diamond is accompanied by a GIA grading report that confirms that the color is natural and not treated. To judge the quality of black diamond engagement rings, you can’t use the same 4Cs as colorless diamonds.

Are black diamonds worth anything?

The average cost of a black diamond depends on whether it is a heat treated natural diamond or an untreated natural diamond. Treated black diamonds have an average cost of $300 per carat, while untreated black diamonds have an average cost of $3,000 per carat.

What is a fancy black diamond?

Black diamonds are opaque diamonds with a black color that come in only one color-intensity: Fancy Black, unlike the characteristic of color in other color diamonds. Only two other diamond colors come in just the Fancy intensity, and these are White and Red diamonds.

Is a black diamond rare?

Fancy black diamonds and Carbonados are both extremely rare. Only one in 10,000 natural diamonds are colored diamonds and only a portion of these colored diamonds are black. Because of their scarcity, natural black diamonds and Carbonados are the some of the most valuable and most costly.

Why are black diamonds so cheap?

Black diamonds, however are more affordable than other white or coloured diamonds, in large due to the fact that they are less in demand. They are also completely opaque and cannot be graded according to their colour intensity as they are only found naturally in one colour – fancy black.

What’s the rarest diamond color?

Red diamonds
Red diamonds are the rarest and some of the most expensive in the world. Also known as Fancy Reds, they come in a variety of shades ranging from orange-red to brownish red. Majority of the world’s red diamonds come from the Argyle Diamond Mine in Australia.

Can you scratch a black diamond?

While incredibly tough, diamonds are still vulnerable to scratches just like other gemstones. The Mohs’ scale (scale of mineral hardness) specifically defines hardness as the resistance to being scratched.

What do black diamonds symbolize?

In general, diamonds symbolise a strong emotional connection – that is why they are perfect for engagement rings. Black diamonds symbolise justice and inner strength while they also represent courage to stand out from the crowd.

What color diamond is the cheapest?

To group the colors based on prices the relatively affordable colored diamonds are grey, brown and fancy yellow. Going to mid ranging prices it can be an intense and vivid yellow diamonds and orange diamonds. A group higher in prices are pink, purple, violet, green and blue diamonds.

What are the three rarest diamonds?

In general, these gemstones are the most expensive, purest, and among the rarest diamonds in the world. The famous representatives of the rarest colorless diamonds are Koh-i-Noor, Cullinan, and The Lesotho Legend.

What is the most beautiful diamond in the world?

THE MILLENNIUM STAR

It is the second largest faceted D-Flawless diamond in the world; the 273.15 carat Centenary Diamond is the first. The Millennium Star is arguably the most beautiful diamond in the world, and one which experts have declared priceless.

Is J color diamond good?

J color diamonds are a great choice for diamond buyers looking to get a larger carat size while staying in the near colorless range (grades G, H, I, and J). But, the presence of color in a diamond can be made more apparent by a number of factors that are important to consider up front.

What’s more important color or clarity?

The color grade is more important than the clarity grade because cushion-cut diamonds tend to retain a lot of color. If you don’t want any hints of color, look for a cushion cut diamond with a color grade of H or above.