Some people have almost everything, but only one person in the world has the world's largest cut emerald. This enormous gemstone named Theodora - God's gift - weighs 57,500 carats, which is equivalent to 25 pounds or 11.5 kilograms.The origin of the emerald is a...
Diamond fluorescence refers to the diamond tendency to disperse a soft bluish glow when exposed to ultraviolet light. “A diamond should not have strong fluorescence.” That’s what is often claimed by many diamond experts. However, we have got to be careful with this statement: faint or moderate fluorescence does...
Perfect blue diamonds are very rare. Most of the time they have some sort of imperfection like a white side or gray and/or black undertones. One of the most well known perfect blue diamonds is the Heart of Eternity. Its perfection granted it a place in the De Beers Millennium...
The Cora Sun-Drop weighs 110 carats and is a 'vivid fancy yellow' diamond. These two aspects alone make it extremely rare. Natural diamonds over 100 carats are far from common as are diamonds with a deeply saturated colour. It’s no wonder then that this diamond...
Sometimes we think diamonds were around since the dawn of time. And in a way they were. But when it comes to actually mine diamonds we don’t have to look too far in the past. The first diamonds are thought to have been discovered around 800 BC. They...
The Star of the South was discovered in 1853 in Brazil and is a type IIa diamond. With clarity of VS-2, a light pinkish brown color and 128,48 carats. It was displayed in several exhibitions all over the world, mainly in London and Paris, which improved its status greatly.History of The Star...
The Asscher cut diamond was developed in 1902 in Holland by the Asscher Brothers who gave their name to this beautiful diamond shape. A nickname for the Asscher cut is the square emerald cut; this gives some insight in the looks of this diamond shape. An Asscher cut diamond...
When you hear that green diamonds get their color from the radiation you might worry. There is, of course, no need. Green diamonds are nothing like kryptonite from the Superman universe; it has no adverse effects on the mind or body. The green color of these...
Brown is not an uncommon color for diamonds like blue or purple are, rather it is the most common diamond color in the world. Due to a large number of brown diamonds, they were not favored much for jewelry but were instead reserved for industrial...
Not all yellow diamonds are rare, but some tints are. As with all diamond colours you can grade yellow diamonds from a pale hue to a very deep coloring. The more colorful the diamond, the less common it is and its value will rise accordingly. Grading...
