Properties Diamond is a solid form of pure carbon with its atoms arranged in a crystal. Solid carbon comes in different forms known as allotropes depending on the type of chemical bond. The two most …

Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA.

Nov 19, 2025 · A diamond is a mineral composed of pure carbon. It is the hardest naturally occurring substance known; it is also the most popular gemstone. Because of their extreme hardness, …

Sep 19, 2015 · Diamonds are dazzling, colorless carbon gemstones known for their durability, prestige, and popularity in engagement rings. Come along as we unearth the diamond’s history, meaning, and …

Beyond their role in jewelry, diamond gemstones have captivated the human imagination for centuries, symbolizing love, power, and wealth. But there's more to diamonds than their dazzling appearance.

What is Diamond? Diamond is a rare, naturally occurring mineral composed entirely of carbon. Each carbon atom in a diamond is surrounded by four other carbon atoms and connected to each of them …

Diamond, the most famed and fabled of all gemstones, is very unique in many ways. Renowned for being the hardest substance on earth, its sparkling fire, durability, and rarity make Diamond the most …

Diamond, the hardest substance found in nature, was known to the ancient Greeks. They called the gemstone adamas, using the same word they used for any unbreakable or indestructible substance, …

The diamond is the birthstone for people born in April, and symbolises a sixty-year anniversary, such as a Diamond Jubilee or diamond wedding (see hierarchy of precious substances).

Diamond forms under high temperature and pressure conditions that exist only within a specific depth range (about 100 miles) beneath the earth’s surface. Diamond’s crystal structure is isometric, which …