That means that their price, which was comparatively low in the past, has increased to be closer to “white” diamonds. While black diamonds aren’t traditionally considered stones for investors, they have become more and more popular in recent years. Is Black Diamond More Expensive Than Sapphire?.As such, most diamonds you can find on the market aren’t genuine nor rare. Unfortunately, as the demand for these diamonds has increased, so did the number of treated black diamonds. In the past few years, the demand has increased thus, the prices have increased, too. However, this is slowly starting to change. The relatively low cost of black diamonds is explained by the simple fact that there has not been a large demand for them as there has been for white or other colored diamonds. Having drifted through space for billions of years, these stones crashed to Earth as part of a meteorite.Įven though they are not as rare as pink fancy colored diamonds or yellow diamonds, natural black diamonds are still incredibly rare – even more so than colorless diamonds.īut, this may be a surprise to some: Black diamonds can be more affordable than colorless diamonds. However, this theory doesn’t explain why these stones are found almost primarily in Brazil and the Central African Republic.Ī more interesting theory, however, states that natural black diamonds were part of a star that exploded billions of years ago.

The more boring explanation is that black diamonds are a result of high-pressure conditions in the Earth’s crust combined with dark inclusions of graphite. While black diamonds are formed in the same conditions as colorless diamonds, precisely how they come to have a high number of inclusions that give them their distinct black color remains a mystery.

1 carat black star of india value