What is a blue diamond?

Blue diamonds are incredibly rare and are one of the most sought-after colored diamonds in the world. The blue color of these diamonds is caused by the presence of boron in the crystal structure during their formation. The intensity of the blue color can vary from a light pastel blue to a deep, vivid hue.

The most famous blue diamond is the Hope Diamond, which is a deep blue diamond with a long and storied history. Blue diamonds can also be found in various shades of blue, such as grayish-blue, greenish-blue, and violet-blue.

Blue diamonds are often expensive and highly valuable, with prices depending on the size, clarity, and intensity of the blue color. They are often used in high-end jewelry pieces and are considered to be a symbol of luxury and wealth.