CTW stands for carat total weight. It is used to evaluate jewelry that contains multiple diamonds throughout the piece. Carat total weight is one of the factors used to determine the value of diamond jewelry.Know More
A carat is equal to 200 milligrams. Though the weight is the same, the size of a carat may change depending on the type of gem being measured. The reason for this difference is that gems have different densities.
The shape and cut of a diamond can make it difficult to effectively judge the carat weight of the stone. For this reason, diamond weight estimators take these factors into account to provide consumers with information about the value of their piece.Learn more about Precious Metals & Gems
The best way to find a diamond is to look near a deep-source volcanic eruption. Diamonds are formed in the intense heat and pressure of the earth's mantle, and deep-source volcanic eruptions tear out pieces of the mantle, carrying them to the surface. There have been no deep-source eruptions since their identification, but diamonds are evidence of their existence.Full Answer >
Diamonds are made of carbon atoms that formed a bond due to the heat and pressure beneath the Earth's crust. The diamonds were then ejected from the Earth's mantle in a very fast deep-source eruption. They were locked into a diamond structure by the rapid cooling after the eruption.Full Answer >
Blood diamonds, sometimes called conflict diamonds, are stones mined in areas of the world undergoing civil war or strife and sold to support warlords, insurgents or invading armies. Since diamonds are extremely valuable and portable, trading these stones is an easy way for forces to generate quick money.Full Answer >
Contrary to a popular belief, diamonds do not actually need to breathe. The common misconception is that because diamond rings generally have holes, that the diamonds must breathe oxygen, or that it somehow helps determine if the stone is real.Full Answer >